So much of what we said sounded crazy, yet none of it was false... as if two theoretical physicists stood on stage to say that when we travel near lightspeed, we get younger than nontravellers; that a mile of space next to the sun is differnt than a mile of space next to the earth because the sun-mile space is curved more than the the earth-mile. Silly ideas, worth the admission price in smiles, but they're true. Is high-energy physics interesting because it's true or because it's crazy?

The bond that links your true family is not one of blood, but of respect and joy in each other's life.

Care about understanding and before you know it, in just a few decades, you'll have a system of thinking that gives you answers whenever you ask.

I like that you can open up any one of my books anywhere and immediately be lost. I just love them so much.

He moves not through distance, but through the ranges of satisfaction that come from hauling himself up into the air with complete and utter control; from knowing himself and knowing his airplane so well that he can come somewhere close to touching, in his own special and solitary way, that thing that is called perfection.

If you love someone, set them free. If they come back they're yours; if they don't they never were.

To bring anything into your life, imagine that it's already there.