The ultimate end of education is happiness or a good human life, a life enriched by the possession of every kind of good, by the enjoyment of every type of satisfaction.

Love can be unselfish, in the sense of being benevolent and generous, without being selfless.

The philosopher ought never to try to avoid the duty of making up his mind.

Teachers may think they are stuffing minds, but all they are ever affecting is the memory. Nothing can ever be forced into anyone's mind except by brainwashing, which is the very opposite of genuine teaching.

Erotic or sexual love can truly be love if it is not selfishly sexual or lustful.

If you ask a living teacher a question, he will probably answer you. If you are puzzled by what he says, you can save yourself the trouble of thinking by asking him what he means. If, however, you ask a book a question, you must answer it yourself. In this respect a book is like nature or the world. When you question it, it answers you only to the extent that you do the work of thinking an analysis yourself.

Theories of love are found in the works of scientists, philosophers, and theologians.