We don't stop playing because we grow old; we grow old because we stop playing.

The moment we face it frankly we are driven to the conclusion that the community has a right to put a price on the right to live in it ... If people are fit to live, let them live under decent human conditions. If they are not fit to live, kill them in a decent human way. Is it any wonder that some of us are driven to prescribe the lethal chamber as the solution for the hard cases which are at present made the excuse for dragging all the other cases down to their level, and the only solution that will create a sense of full social responsibility in modern populations?

Every profession is a conspiracy against the laity.

The notion that persons should be safe from extermination as long as they do not commit willful murder, or levy war against the Crown, or kidnap, or throw vitriol, is not only to limit social responsibility unnecessarily, and to privilege the large range of intolerable misconduct that lies outside them, but to divert attention from the essential justification for extermination, which is always incorrigible social incompatibility and nothing else.

The first condition of progress is the removal of censorship.

What is virtue but the Trade Unionism of the married?

The fickleness of the women I love is only equalled by the infernal constancy of the women who love me.