“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.”
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Science is simply common sense at its best, that is, rigidly accurate in observation, and merciless to fallacy in logic.
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.
Every great advance in natural knowledge has involved the absolute rejection of authority.
Of moral purpose I see no trace in Nature. That is an article of exclusively human manufacture and very much to our credit.