Man is the only creature we know, that, when the term of his natural life is ended, leaves the memory of himself behind him.

But the watchful care of the parent is endless. The youth is never free from the danger of grating interference.

Justice is the sum of all moral duty.

No man must encroach upon my province, nor I upon his. He may advise me, moderately and without pertinaciousness, but he must not expect to dictate to me. He may censure me freely and without reserve; but he should remember that I am to act by my deliberation and not his. I ought to exercise my talents for the benefit of others; but that exercise must be the fruit of my own conviction; no man must attempt to press me into the service.

Let us not, in the eagerness of our haste to educate, forget all the ends of education.

Revolution is engendered by an indignation with tyranny, yet is itself pregnant with tyranny.

He has no right to his life when his duty calls him to resign it. Other men are bound ... to deprive him of life or liberty, if that should appear in any case to be indispensably necessary to prevent a greater evil.