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.

Freedom and order are not incompatible... truth is strength... free discussion is the very life of truth.

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.

Every great advance in natural knowledge has involved the absolute rejection of authority.