Friendship always benefits; love sometimes injures.

It is better to have useless knowledge than to know nothing.

If you live according to nature, you never will be poor; if according to the world's caprice, you will never be rich.

Every day, therefore, should be regulated as if it were the one that brings up the rear, the one that rounds out and completes our lives.

If wisdom were offered me with the proviso that I should keep it shut up and refrain from declaring it, I should refuse. There's no delight in owning anything unshared.

There is the need for someone against which our characters can measure themselves. Without a ruler, you won't make the crooked straight.

Where fear is, happiness is not.