A man is not idle because he is absorbed in thought. There is a visible labor and there is an invisible labor.
An invasion of armies can be resisted, but not an idea whose time has come.
At the shrine of friendship never say die, let the wine of friendship never run dry. (Les Miserables)
Certain thoughts are prayers. There are moments when whatever be the attitude of the body, the soul is on its knees.
Common sense is in spite of, not the result of, education.
Dream no small dreams. They have no power to stir the souls of men.
Forty is the old age of youth fifty is the youth of old age.
From the oyster to the eagle, from the swine to the tiger, all animals are to be found in men and each of them exists in some man, sometimes several at the time. Animals are nothing but the portrayal of our virtues and vices made manifest to our eyes, the visible reflections of our souls. God displays them to us to give us food for thought.
Genius is a promontory jutting out of the infinite.