O philosophy, you leader of life.

A friend is, as it were, a second self.

Our span of life is brief, but is long enough for us to live well and honestly.

Silence is one of the great arts of conversation.

I know not any season of life that is past more agreeably than virtuous old age.

If our lives are endangered by plots or violence or armed robbers or enemies, any and every method of protecting ourselves is morally right.

The administration of government, like a guardianship ought to be directed to the good of those who confer, not of those who receive the trust.