The greatest wisdom is to get to know oneself.

Measure what can be measured, and make measurable what cannot be measured.

All truths are easy to understand once they are discovered; the point is to discover them.

I have never met a man so ignorant that I couldn't learn something from him.

The sun, with all those planets revolving around it and dependent on it, can still ripen a bunch of grapes as if it had nothing else in the universe to do.

I do not feel obliged to believe that the same God who has endowed us with senses, reason, and intellect has intended us to forego their use.

The laws of nature are written by the hand of God in the language of mathematics.

Knowing thyself, that is the greatest wisdom.

To understand the Universe, you must understand the language in which it's written, the language of Mathematics.

In the sciences, the authority of thousands of opinions is not worth as much as one tiny spark of reason in an individual man.

To be humane, we must ever be ready to pronounce that wise, ingenious and modest statement 'I do not know'.

Today is the day for the complaining to end and for statesmanship to begin. Today I am taking action to cut state spending and balance the budget this year.

I am proof that Einstein's "e equals m c squared" is wrong. My mass has increased, but my energy has dropped.

Irish people give big hellos and very little goodbyes. Unless they're female, and then they spend five hours talking in the doorway to the person that's leaving their house.

What would I reclaim America as? I do want it to be a diverse country.

The drunkard forfeits man and doth divest All wordly right, save what he hath by beast.

Less is more, unless you're Al Gore.

Actors often behave like children, and so we're taken for children. I want to be grown up.

I always had this secret suspicion that I was special.

The trouble with history is that there are too many people involved

There was a certain amount of discipline, I think; my parents wanted to be sure that I was not just sitting around doing nothing.