To ponder is not to brood or grieve or even meditate. It is to wonder at a deep level.

We could learn a lot from crayons; some are sharp, some are pretty, some are dull, while others bright, some have weird names, but they all have learned to live together in the same box.

Don't worry that children never listen to you; worry that they are always watching you.

If you break your neck, if you have nothing to eat, if your house is on fire, then you got a problem. Everything else is inconvenience.

It will be a great day when our schools have all the money they need, and our air force has to have a bake-sale to buy a bomber.

The examined life is no picnic.

The winding down of summer puts me in a heavy philosophical mood.

Ignorance and power and pride are a deadly mixture, you know.

All I ever needed to know I learned in kindergarten. Share everything ... Don't hit people ... Clean up your own mess.

Why is love easy? I don’t know. And the raccoons don’t say.

Love is a fabric which never fades, no matter how often it is washed in the water of adversity and grief.

Never let the sadness of your past and the fear of your future ruin the happiness of your present.

Money is not the first step to becoming a great achiever. Your ideas determine the cost you will need to pay. So if you have no ideas, you can't know the amount you will need!

...maybe you think up North is way different from down South. Don't believe it and don't count on it. Custom is just as real as law and can be just as dangerous.

It's a very strange thing for a designer to say, but one of the things that really irritates me in products is when I'm aware of designers wagging their tails in my face.

There are Muslims of all kinds. The idea of closing them into a single identity is wrong.

Spite is a little word, but it represents as strange a jumble of feelings and compound of discords, as any polysyllable in the language.

Ours was not a political household, when I was growing up.

I can perform the life of the snail and be moving.

This is the moment when something once more begins visibly to happen, something truly new and unique... something truly historical, in the sense that history again demands to be heard.

Self-confidence is an important ingredient that makes for a successful physicist.