Think how different human societies would be if they were based on love rather than justice. But no such societies have ever existed on earth.

Not to engage in this pursuit of ideas is to live like ants instead of like men.

All genuine learning is active, not passive. It involves the use of the mind, not just the memory. It is a process of discovery, in which the student is the main agent, not the teacher.

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

Freedom is the emancipation from the arbitrary rule of other men.

One of the embarrassing problems for the early nineteenth-century champions of the Christian faith was that not one of the first six Presidents of the United States was an orthodox Christian.

More consequences for thought and action follow the affirmation or denial of God than from answering any other basic question.

In the case of good books, the point is not to see how many of them you can get through, but how many can get through to you.

A good book can teach you about the world and about yourself. You learn more than how to read better; you also learn more about life. You become wiser.

To agree without understanding is inane. To disagree without understanding is impudent.

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.

The wish to pray is a prayer in itself.

Maybe I'll really try to kiss her, even if I fall through her like a raindrop.

Annihilating all that's made, To a green thought in a green shade.

You must be able to handle a variety of move orders during the first 5-6 moves - otherwise you'll find yourself 'tricked' time and time again.

Humor, a good sense of it, is to Americans what manhood is to Spaniards and we will go to great lengths to prove it.

True visionaries are never lukewarm.

I ain't ever satisfied.

Put yourself in the path of lightning.

Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

I have been known as the minimal and conceptual artist for over five decades. I think I haven't changed much.