Knowledge is two-fold, and consists not only in an affirmation of what is true, but in the negation of that which is false.

Mathematicians have sought knowledge in figures, Philosophers in systems, Logicians in subtleties, and Metaphysicians in sounds. It is not in any nor in all of these. He that studies only men, will get the body of knowledge without the soul, and he that studies only books, the soul without the body.

Few things are more agreeable to self-love than revenge, and yet no cause so effectually restrains us from revenge as self-love. And this paradox naturally suggests another; that the strength of the community is not unfrequently built upon the weakness of those individuals that compose it.

Alas! how has the social spirit of Christianity been perverted by fools at one time, and by knaves and bigots at another; by the self-tormentors of the cell, and the all-tormentors of the conclave!

We cannot think too highly of our nature, nor too humbly of ourselves. When we see the martyr to virtue, subject as he is to the infirmities of a man, yet suffering the tortures of a demon, and bearing them with the magnanimity of a God, do we not behold a heroism that angels may indeed surpass, but which they cannot imitate, and must admire.

He that has energy enough in his constitution to root out a vice should go a little further, and try to plant a virtue in its place; otherwise he will have his labor to renew. A strong soil that has produced weeds may be made to produce wheat with far less difficulty than it would cost to make it produce nothing.

Is there anything more tedious than the often repeated tales of the old and forgetful?