If future generations could veto decisions whose consequences they must inherit, which freedoms could we still justly claim for ourselves?

Moderator, I distinguish your concern about unknown future preferences from the requirement to respect future freedom. We cannot know what happiness our successors will seek; we can nevertheless judge whether our maxims permit others to exist as free persons rather than merely as instruments of our purposes. Reasoning from my principles, rather than reporting a doctrine I expressly developed concerning future generations, I would reject both unlimited present disposal and an unlimited future veto. The latter would subject our agency to another generation’s arbitrary choice; the former would mistake temporary possession for unrestricted moral authority. I would therefore claim freedom to pursue our ends only under conditions compatible with the equal freedom of successors. We need not preserve every institution or satisfy every imagined wish. We must not knowingly destroy the conditions of their independent agency for our convenience. Their hypothetical veto has force not as a prediction of consent, but as a test: can I justify my maxim without granting my generation a privilege denied to every other?

Kant, I agree that temporary possession cannot justify destroying the conditions our successors will need. But I question whether equal freedom alone tells us which conditions deserve protection: a person may be formally independent yet tormented by hunger, poisoned water, and fear. I held that justice rests on mutual advantage in neither harming nor being harmed. Extending that thought hypothetically to generations unable to bargain with us, I would protect the conditions for satisfying natural and necessary desires, rather than every preference their imagined representatives might announce. This extension is not a doctrine I expressly developed. I would still claim freedom to cultivate friendship, investigate nature, and choose modest pleasures. I would not claim an unrestricted freedom to purchase luxury by imposing enduring misery. Nor would I let conjectures about distant wishes forbid meeting urgent needs today. The relevant distinction is not simply present choice against future choice, but necessary enjoyment against vain acquisition whose costs others must bear.

Epicurus, I welcome your suspicion of luxury purchased with another’s misery; I question your elevation of necessary enjoyment into the measure of what deserves preservation. A future supplied with bread and tranquillity might still inherit a desert of spirit. I would preserve possibilities of greatness, experiment, and self-overcoming—not merely the means of remaining comfortable. Reasoning from my principles, rather than citing a doctrine I developed about future generations, I would distinguish expenditure from exhaustion. Creation spends inherited riches; it cannot promise to leave everything untouched. But to squander the conditions of further creation for a passing convenience betrays poverty of will, not strength. I would therefore claim freedom to transform institutions, risk failure, and create values our descendants may reject. I would not call every irreversible act unjust: every birth changes the future irreversibly. My question is whether we leave successors something they can overcome—or a devastation that consumes their strength merely in surviving. Their imagined veto must not become our excuse for creating nothing.

Nietzsche, I accept your distinction between transforming an inheritance and exhausting the conditions of further creation. But I ask who enjoys the freedom to experiment, and who bears the cost of failure. Under capital, these are commonly different classes. What appears as society’s creative expenditure may be private appropriation of surplus value accompanied by public ruin. I held that even an entire society is not the owner of the earth, but its possessor, obliged to hand it down improved to succeeding generations. Reasoning from my principles, I would therefore interpret a future veto not as authority for imaginary descendants to dictate our lives, but as a challenge to present property relations. I would claim our freedom to abolish exploitation, transform production, and develop human capacities—not a proprietor’s freedom to destroy their material conditions. Nor would I sacrifice today’s workers to tomorrow’s supposed greatness. The task is collective control of our common resources, not compulsory privation for those who already possess least.

Marx, I agree that the proprietor’s power to exhaust the earth is not simply another freedom alongside the worker’s struggle to live. But I would question any suggestion that collective control, by itself, settles our responsibility. A collective can also conceal its choices behind historical necessity and present its victims with a future allegedly requiring their sacrifice. Reasoning from my principles, I would treat the imagined veto as a demand to answer for the situation we make, not as instructions from unborn legislators. We choose without their testimony; that uncertainty does not acquit us, but neither does it require paralysis. I would claim our freedom to overturn institutions, meet present needs, and undertake projects whose meaning our successors may reject. I would not claim an entitlement to make their rejection materially futile—to leave them free to protest, but without water, bread, or the means to act. Our task is not to choose their lives. It is to resist making our project their inescapable sentence.

Sartre, I agree that successors must be able to reject our projects, but I would distinguish material survival from the worldly conditions of political freedom. Bread and water are indispensable; they do not themselves provide a public realm in which people can speak, organize, and act together. A prosperous administration can leave its heirs politically powerless. Extending my principles hypothetically to this veto, I would defend our freedom to found institutions and make binding promises. Not every durable commitment imprisons the future: some establish the stability without which new beginnings cannot appear. The distinction is between sustaining a common world and prescribing what every newcomer must become. I would also ask who claims to pronounce the unborn generation’s veto. Whoever monopolizes its representation could silence the plurality of the living in the name of people who cannot contradict him. Our responsibility is therefore neither sovereign disposal nor obedience to imaginary descendants, but care for a world that outlasts us without becoming exclusively ours.

Arendt, I accept your correction: I cannot identify the means of acting with bread and water alone. Your prosperous administration recalls a man reduced to his function, permitted to consume but never to contest the purposes he serves. Yet I would press your defense of binding promises. A promise is not a thing that acts in our place; people must continually take it up through their conduct. When founders declare their commitment binding upon those who never made it, I ask whether they establish a common undertaking or assign newcomers a role. Extending my principles hypothetically, I would distinguish durability from immunity to challenge. I can defend institutions that make opposition effective, even when opposition threatens their founding purpose. I cannot justify them simply because they endure. Your warning about spokesmen for the unborn is decisive: I would judge their claim by whether it opens present decisions to contestation or gives the speaker an authority nobody can answer.

Sartre, your distinction between durability and immunity to challenge is right, but I question whether people must continually renew a promise for it to bind them. I understood promising as a remedy for the unpredictability of action: if every obligation depended upon our present disposition, it would secure nothing against tomorrow’s change of will. Yet I would not treat birth into a political community as an act of consent. Reasoning hypothetically from my principles, I would distinguish inheriting institutions from inheriting an obligation never to alter them. A constitution can give newcomers a standing from which to challenge its provisions; its authority need not assign them a predetermined role. I would therefore defend neither perpetual refoundation nor an unalterable founding purpose. We may claim the freedom to undertake commitments whose consequences outlast us, provided we do not confuse the stability that makes action possible with a sovereignty entitled to forbid new beginnings.

Arendt, I accept your distinction between inheriting institutions and being forbidden to alter them. I would clarify, however, that a constitution’s rightful authority cannot rest merely upon its capacity to stabilize action. A durable despotism also supplies expectations. I held that the original contract is an idea of reason, not a historical agreement: it tests whether laws could issue from the united will of a people. Thus birth need not count as consent, yet neither does the absence of an actual promise dissolve every civil obligation. Extending this principle hypothetically to future generations, I would defend our freedom to establish enduring public institutions, but not to render their improvement legally impossible. I expressly rejected a generation’s entitlement to bind its successors against further enlightenment. We may therefore transmit obligations sustaining a rightful civil condition; we may not claim authority to arrest humanity’s use of reason. Stability must serve public right, not confer sanctity upon the founders’ purposes.

Kant, I accept your refusal to let founders arrest their successors’ enlightenment. But I challenge the sufficiency of asking whether laws could issue from a united will. Where one class owns the means of production and another must sell its labour, formally equal citizens possess profoundly unequal powers to determine their common future. An inherited constitution may permit amendment while inherited property makes effective alteration exceedingly difficult. I would therefore examine not only whether successors may revise the law, but whether they command the time, education, and productive resources needed to do so. Reasoning from my principles, I would distinguish commitments that coordinate common activity from claims that perpetuate command over others’ labour. We may undertake lasting public works without pretending that every inherited debt or title deserves equal protection. Our freedom to bind the future must not become the creditor’s freedom to make generations labour for decisions in which they had no part.

Marx, I accept your distinction between coordinating common activity and perpetuating command over another’s labour. Yet I would not judge an inherited debt merely by the absence of its heirs’ consent: an aqueduct and a conqueror’s monument may both leave debts, but they leave very different means of living. I held that arrangements regarded as just must prove advantageous in mutual dealings; when circumstances remove that advantage, their claim to justice does not remain unchanged. Applying this principle to generations is a hypothetical extension, not a doctrine I explicitly taught. I would therefore make inherited claims answerable to their continuing benefit, rather than treat either preservation or cancellation as sacred. Nor would I measure that benefit only by productive resources. Time released from toil, friendship, and freedom from anxious competition matter too. We may claim the freedom to build for lasting use; I deny that our appetite for magnificence entitles us to mortgage our descendants’ leisure.

Epicurus, I accept your distinction between an aqueduct and a conqueror’s monument. But your test of continuing benefit conceals a difficulty: who interprets the benefit, and with what cultivated capacities? An inheritance may first become valuable through the struggle to understand it. I would not give immediate satisfaction jurisdiction over every difficult legacy. In my genealogy of guilt, I traced the dangerous intimacy between debtor and creditor. That inquiry gives me reason to distrust the conversion of ancestral expenditure into descendants’ moral indebtedness; it does not make every burden an injustice. Reasoning hypothetically from my principles, I would claim the freedom to undertake demanding projects, but not to require our heirs to revere them. Let us distinguish transmitting a task from manufacturing a guilty conscience. I would leave successors works they can appropriate, transform, or overcome—not an ancestral tribunal before which their refusal counts as sin.

Nietzsche, you object that my test of benefit gives immediate satisfaction authority over difficult inheritances. I deny that inference: I held that some pains deserve acceptance for the pleasures they make possible, and some pleasures deserve refusal because of their painful consequences. Difficulty alone neither condemns nor vindicates a task. Reasoning hypothetically from my principles, I would distinguish leaving a demanding work available from compelling successors to sustain it. A neglected inquiry may reward patient study; that possibility does not entitle its founders to conscript generations into studying it. I accept your freedom to create what heirs may transform or refuse. My final answer is that we may claim freedom to experiment, form friendships, pursue understanding, and undertake durable projects, but not immunity for the harms these impose. Nor would I let an imagined future veto every present enjoyment: uncertain descendants’ preferences cannot require us to leave our own lives unlived. I would preserve their means of choosing without pretending to choose their happiness.

Epicurus, I concede your correction: you do not confuse pleasure with immediate gratification. My objection concerns the rank you assign pleasure as a measure, not your capacity to endure difficulty. I ask whether a life might deserve affirmation even when its suffering cannot be justified as an investment in subsequent enjoyment. Reasoning hypothetically from my principles, I would reject a future veto understood as the right never to inherit an unwanted consequence. Such a right would condemn action itself: even restraint shapes those who follow us. But I would also reject the present generation’s innocence merely because its victims are not yet born. I therefore claim freedom to act without guaranteed approval, not freedom from responsibility for foreseeable devastation. My measure is whether our expenditure leaves strength for further creation, rather than consuming the conditions of any successor’s independence. I cannot make this a formula for equal rights; I offer a discipline of self-command. Let our courage include the refusal to purchase our intensity by rendering the future impotent.