We are all victims of the violence that animals suffer... their liberation is also our liberation.

An Englishman does everything on principle: he fights you on patriotic principles; he robs you on business principles; he enslaves you on imperial principles.

The sex illusion is not a fixed quantity: not what mathematicians call a constant. It varies from zero in my wife's case to madness in that of our stepsister.

Success does not consist in never making mistakes but in never making the same one a second time.

Make it a rule never to give a child a book you would not read yourself.

The test of good education is seeing how it behaves in a fight.

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.