“Men never do evil so completely and cheerfully as when they do it from religious conviction.”

It is not from space that I must seek my dignity, but from the government of my thought.

Man is but a reed, the most feeble thing in nature, but he is a thinking reed.

Man's greatness lies in his power of thought.

The heart has its reasons which reason knows not.

Man is only a reed, the weakest in nature, but he is a thinking reed.

We never live, but we hope to live; and as we are always arranging to be happy, it is inevitable that we should never be so.