The worse the coming future, the more it should motivate its opponents.

The unphilosophical majority among men are the ones most helplessly dependent on their era's dominant ideas.

To save the world is the simplest thing in the world. All one has to do is think.

Each man must reach his own verdict, by weighing all the relevant evidence.

To send a child to rot in the prison of Cuba for the alleged sake of his own well-being is criminal hypocrisy.

The more you learn, if you learn it properly, the more clear you become and the more you know.

What one needs to know in order to appraise a man morally is not: what did his mother say or do when he was three? The proper question is: what does he say and do now?

The artist is the closest man comes to being God.

If you believe, it shall be.

You think the world is what it looks like in fine weather at noon day; I think it is what it seems like in the early morning when one first wakes from deep sleep.

If you write well, you don't have to dress funny.

You can't do anything about yesterday and you can't do anything about tomorrow. It's just today.

The Republicans are calling the Democrats' plan to have a deadline for US troop withdrawal from Iraq an 'admission of failure', as opposed to the Republican plan which is 'failure without admission'.

You gotta live life. You gotta enjoy life. I mean, I don't live on the edge.

Anybody who does not evolve can become a self-parody. I have to evolve on a daily basis just to keep my own interest in what I do.

Probably no one will ever know whether it is better to wear a nightcap or not.

If money is the only plus, I will always say no. But, if there's more, than I'm down.

That's what teaching is, the art of explanation: presenting the right information in the right order in a memorable way.