The fact that I don't have any particular need for religion doesn't mean that I have a need to cast religion aside the way some of my colleagues do.

Sometimes attaining the deepest familiarity with a question is our best substitute for actually having the answer.

Science is the process that takes us from confusion to understanding.

When kids look up to great scientists the way they do to great musicians and actors, civilization will jump to the next level

Exploring the unknown requires tolerating uncertainty.

We're on this planet for the briefest of moments in cosmic terms, and I want to spend that time thinking about what I consider the deepest questions.

Intelligence is the ability to take in information from the world and to find patterns in that information that allow you to organize your perceptions and understand the external world.

I was holding [my four-year-old daughter] and I said, 'Sophia, I love you more than anything in the universe.' And she turned to me and said, 'Daddy, universe or multiverse?'

Free will is the sensation of making a choice. The sensation is real, but the choice seems illusory. Laws of physics determine the future.

All you are is a bag of particles acting out the laws of physics. That to me is pretty clear.

Physics grapples with the largest questions the universe presents. Where did the totality of reality come from? Did time have a beginning?

Only by joy and sorrow does a person know anything about themselves and their destiny. They learn what to do and what to avoid.

A woman gets angry when a man denies his faults, because she knew them all along. His lying mocks her affection; it is the deceit that angers her more than the faults.

Today, if you were to look at my CD collection, it might scare some people.

First, I charge a retainer; then I charge a reminder; next I charge a refresher; and then I charge a finisher.

I just don't think the moon is going to be an adequate substitute for the fact that we haven't addressed ourselves to clearing up the slums.

I have outlived that care that curries public favour or dreads the public frown…let the hand of law strike me down if it will, but I ask that my story be heard and considered.

Choose to be in touch with what is wonderful, refreshing, and healing within yourself and around you.

There are no liberals behind steering wheels.

If you cannot endure to be thought in the wrong, you will begin to do terrible things to make the wrong appear right.

Financial crisis is the moment of truth for real collectors and true artists.