Superstition is, always has been, and forever will be, the foe of progress, the enemy of education and the assassin of freedom.

I don't want to hurt people's feelings if I can help it. I don't want anyone unnecessarily humiliated, but I say whatever stands between you and justice must give way; and if you have to walk over reputations — and if they become pavement you cannot help it.

Just to the extent that the Bible was appealed to in matters of science, science was retarded; and just to the extent that science has been appealed to in matters of religion, religion has advanced - so that now the object of intelligent religionists is to adopt a creed that will bear the test and criticism of science.

Burns had his faults, his frailties. He was intensely human. Still, I would rather appear at the "Judgment Seat" drunk, and be able to say that I was the author of "A man's a man for 'a that," than to be perfectly sober and admit that I had lived and died a Scotch Presbyterian.

Many people think they have religion when they are troubled with dyspepsia.

The man who finds a truth lights a torch.

I admit that reason is a small and feeble flame, a flickering torch by stumblers carried in the star-less night, - blown and flared by passion's storm, - and yet, it is the only light. Extinguish that, and nought remains.