Our eyes only see the big dimensions, but beyond those there are others that escape detection because they are so small.

More than anything, it's my son's smile and love that makes me light up!

We are what we see. We are products of our surroundings.

It is in the mind and the heart where we meet. It's not the body-the body will change.

If you can be funny, it means you're intelligent. Your brain is working fast.

...things are the way they are in our universe because if they weren't, we wouldn't be here to notice.

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

Science is the greatest of all adventure stories, one that's been unfolding for thousands of years as we have sought to understand ourselves and our surroundings.

The real question is whether all your pondering and analyses will convince you that life is worth living. That's what it all comes down to.

We might be the holographic image of a two-dimensional structure.

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

But, as Einstein once said, “For we convinced physicists, the distinction between past, present, and future is only an illusion, however persistent.”5

Physicists are more like avant-garde composers, willing to bend traditional rules... Mathematicians are more like classical composers.

Art makes us human, music makes us human, and I deeply feel that science makes us human.

I’ve spent something like 17 years working on a theory for which there is essentially no direct experimental support.

Gravity is matter’s sugar daddy.

Physicists have come to realize that mathematics, when used with sufficient care, is a proven pathway to truth.

No matter how hard you try to teach your cat general relativity, you're going to fail.

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