Most scientists like to operate in the context of economy. If you don't need an explanatory principle, don't invoke it.

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?

Lies don't end relationships the truth does.

You can find something truly important in an ordinary minute.

Value what you have today, Rather than pricing it later....

Lazy people live lonely lives.

It is hard news that catches readers. Features hold them.

You want to know the way to raise money? Put a transaction fee on Wall Street, so maybe we can curb some of the speculation and raise some money.

I always want my books to reach a positive point in the end.

The wisest men are wise to the full in death.

Myth continues to be a valuable way to understand parts of our nature that we can't quantify.

Out of everyone at Manchester United, I would pick out Scholes, he is the best midfielder of his generation. I would had loved to play alongside him.