Ever notice how 'What the hell' is always the right answer?

Everything should be made as simple as possible, but not simpler.

We should take care not to make the intellect our goal; it has, of course, powerful muscles, but no personality.

The attempt to combine wisdom and power has only rarely been successful and then only for a short while.

If you can't explain it to a six year old, you don't understand it yourself.

Insanity is doing the same thing, over and over again, but expecting different results.