“Reason's last step is the recognition that there are an infinite number of things which are beyond it.”

Thought constitutes the greatness of man.

Small minds are concerned with the extraordinary, great minds with the ordinary.

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

Man is neither angel nor brute, and the unfortunate thing is that he who would act the angel acts the brute.

I have made this letter longer than usual because I lack the time to make it shorter.

We are generally the better persuaded by the reasons we discover ourselves than by those given to us by others.

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