Everywhere there is one principle of justice, which is the interest of the stronger.

It is our duty to select the best and most dependable theory that human intelligence can supply, and use it as a raft to ride the seas of life.

An hour of play is worth a lifetime of conversation.

The love, more especially, which is concerned with the good, and which is perfected in company with temperance and justice, whether among gods or men, has the greatest power, and is the source of all our happiness and harmony, and makes us friends with the gods who are above us, and with one another.

Much sleep is not required by nature, either for our souls or bodies, or for the action in which they are concerned.

Seven years of silent inquiry are needful for a man to learn the truth, but fourteen in order to learn how to make it known to his fellow-men.

The more the pleasures of the body fade away, the greater to me is the pleasure and charm of conversation.