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

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.

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

All the darkness in the world cannot extinguish the light of a single candle.

Why am I always looking at life through a window?

It has everything to do with being a good human being. A good person. A good friend.

My girlfriend said, Just buy me something crazy and expensive, something I don't even need! So, I signed her up for radiation treatment.

I call myself a Sanatani Eternal Hindu, because I believe in the Vedas, the Upanishads, the Puranas, and all that goes by the name of Hindu scripture, and therefore in avataras and rebirth.

This man's wife told him, "For Christmas, surprise me." On Christmas Eve he leaned over where she was sleeping and said, "Boo!"

Nobody has ever had to go off following one of my tackles and nobody has broken their leg.

Companies rarely die from moving too fast, and they frequently die from moving too slowly.

Every law that was ever written opened up a new way to graft.

Eyes lie if you ever look into them for the character of the person.