I don't see why I should bow my head when I could hold it high, or place it in the hands of my enemies when I can defeat them.

Travel is a caprice in childhood, a passion in youth, a necessity in manhood, and an elegy in old age.

Climate affects bipeds in the same way it does quadrupeds.

Ignorance is servitude, because as a man thinks, so he is; a man who does not think for himself and allows himself to be guided by the thought of another is like the beast led by a halter.

The world laughs at another man's pain.

Your enemies hate you more than they hate your ideas. Should you want a project to be undone propose it. Even if it were as useful as a bishop's mire it would be rejected. Once you are defeated let the humblest-looking among you sponsor it and your enemies to humble you will approve it.

To live is to be among men, and to be among men is to struggle, a struggle not only with them but with oneself; with their passions, but also with one's own.