The most excellent and divine counsel, the best and most profitable advertisement of all others, but the least practised, is to study and learn how to know ourselves. This is the foundation of wisdom and the highway to whatever is good. . . . God, Nature, the wise, the world, preach man, exhort him both by word and deed to the study of himself.

He that boasts of his ancestors confesses that he has no virtue of his own. No person ever lived for our honor; nor ought that to be reputed ours, which was long before we had a being; for what advantage can it be to a blind man to know that his parents had good eyes? Does he see one whit the better?

It is certainly much easier wholly to decline a passion than to keep it within just bounds and measures; and that which few can moderate almost anybody may prevent.

The advice of friends must be received with a judicious reserve; we must not give ourselves up to it and follow it blindly, whether right or wrong.

Wise men mingle mirth with their cares, as a help either to forget or overcome them; but to resort to intoxication for the ease of one's mind is to cure melancholy by madness.

Gratitude is a virtue disposing the mind to an inward sense and an outward acknowledgment of a benefit received, together with a readiness to return the same, or the like, as occasions of the doer of it shall require, and the abilities of the receiver extend to. He who receives a good turn, should never forget it: he who does one, should never remember it.

He who receives a benefit should never forget it; he who bestows should never remember it.