If you believe in science, like I do, you believe that there are certain laws that are always obeyed.

Time can behave like another direction in space under extreme conditions.

Intelligence is the ability to adapt to change.

So remember to look up at the stars and not down at your feet. Try to make sense of what you see and hold on to that childlike wonder about what makes the universe exist.

The thing about smart people is that they seem like crazy people to dumb people.

It is all right to make mistakes; nothing is perfect because with perfection, we would not exist.

I have noticed even people who claim everything is predestined, and that we can do nothing to change it, look before they cross the road.

People won't have time for you if you are always angry or complaining.

It is reasonable to ask who or what created the universe, but if the answer is God, then the question has merely been deflected to that of who created God.

It is very important for young people keep their sense of wonder and keep asking why.

The development of full artificial intelligence could spell the end of the human race.

The older I get, the more important the eternal becomes to me personally.

Coming down was the hardest part of any climbing.

I hate table reads. I hate anything where you have to say the words out loud.

A true artist will let his wife starve, his children go barefoot, his mother drudge for his living at seventy, sooner than work at anything but his art.

I continued to study Math and Physics on my own, but one and a half years later I realized that I did want to be a composer, and after that I never changed my mind.

I am tempted to keep the car in drive, And leave it all behind...

Be kind to your mother-in-law, but pay for her board at some good hotel.

I've done my best to drive you away, Sadie," he said suddenly. "But you've never left me.

Love is like those second-rate hotels where all the luxury is in the lobby.

Leaders who fail to appreciate this fundamental precept of accountability must also fail to muster the profound commitment true leadership demands.