He (Cato) never gave his opinion in the Senate upon any other point whatever, without adding these words, "And, in my opinion Carthage should be destroyed." ["Delenda est Carthago."]

Let us carefully observe those good qualities wherein our enemies excel us; and endeavor to excel them, by avoiding what is faulty, and imitating what is excellent in them.

As small letters hurt the sight, so do small matters him that is too much intent upon them; they vex and stir up anger, which begets an evil habit in him in reference to greater affairs.

Sometimes small incidents, rather than glorious exploits, give us the best evidence of character. So, as portrait painters are more exact in doing the face, where the character is revealed, than the rest of the body, I must be allowed to give my more particular attention to the marks of the souls of men.

Of all the disorders in the soul, envy is the only one no one confesses to.

Do not speak of your happiness to one less fortunate than yourself.

Moral good is a practical stimulus; it is no sooner seen than it inspires an impulse to practice.