The only evidence, so far as I know, about another life is, first, that we have no evidence; and secondly, that we are rather sorry that we have not, and wish we had.

The way to be happy is to make others so.

If God created the universe, there was a time when he commenced to create. Back of that commencement there must have been an eternity. In that eternity what was this God doing? He certainly did not think. There was nothing to think about. He did not remember. Nothing had ever happened. What did he do? Can you imagine anything more absurd than an infinite intelligence in infinite nothing wasting an eternity?

Orthodoxy cannot afford to put out the fires of hell.

The greatest test of courage on earth is to bear defeat without losing heart.

Science built the Academy, superstition the Inquisition.

If there is a God who will damn his children forever, I would rather go to hell than to go to heaven and keep the society of such an infamous tyrant.