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

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

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?

Sometimes nature guards her secrets with the unbreakable grip of physical law. Sometimes the true nature of reality beckons from just beyond the horizon.

Complete focused applied awareness of the Soul (shuddha upayog) is considered absolute Knowledge (keval gnan).

Imagination is the other end of Reality.

My own understanding is the sole treasure I possess, and the greatest. Though infinitely small and fragile in comparison with the powers of darkness, it is still a light, my only light.

Man is more sensitive to the contempt that others feel towards him than to the contempt that he feels towards himself.

Every man must take time daily for quiet and meditation. In daily meditation lies the secret of power.

Am I allowed to ask my book / whether it's true I wrote it?

My only real daydreamy casting over the years has been Natalie Portman for Denna. She's an amazing actress, and Denna is going to be one of the hardest characters to pull off.

We also had to bring with us some desired scientific equipment over to the station as well as assemble new machines. For that, I had to conduct two space walks.

The opposite of consumption is not thrift - it is generosity.

Well, doctor, and do I now act like a 'pink powder puff' ?