There are two primary choices in life: to accept conditions as they exist, or accept the responsibility for changing them.

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

You will get all you want in life, if you help enough other people get what they want.

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.

Reality is merely an illusion.

Life is a beautiful magnificent thing, even to a jellyfish.

Life is and will ever remain an equation incapable of solution, but it contains certain known factors.

Only a life lived for others is a life worthwhile.