Logic will get you from A to Z, imagination will get you everywhere.

Life is like riding a bicycle. To keep your balance, you must keep moving.

Everything you can imagine is real.

A clever person solves a problem. A wise person avoids it.

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

I have no special talents. I am only passionately curious.

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

Things are only as black as they seem.

Once we accept our limits, we go beyond them.