I take it that the good of mankind means the attainment, by every man, of all the happiness which he can enjoy without diminishing the happiness of his fellow men.
No slavery can be abolished without a double emancipation, and the master will benefit by freedom more than the freed-man.
The only freedom I care about is the freedom to do right the freedom to do wrong I am ready to part with on the cheapest terms to anyone who will take it of me.
I do not say think as I think, but think in my way. Fear no shadows, least of all in that great spectre of personal unhappiness which binds half the world to orthodoxy.
It is because the body is a machine that education is possible. Education is the formation of habits, a superinducing of an artificial organization upon the natural organization of the body.
My business is to teach my aspirations to confirm themselves to fact, not to try and make facts harmonize with my aspirations.
The best men of the best epochs are simply those who make the fewest blunders and commit the fewest sins.