Sometimes models are surprisingly smart.

Creativity is essential to particle physics, cosmology, and to mathematics, and to other fields of science, just as it is to its more widely acknowledged beneficiaries - the arts and humanities.

It's hubris to think that the way we see things is everything there is.

Basically, I wasn't properly socialized, so it made sense to do physics.

When it comes to the world around us, is there any choice but to explore?

One of the nice things about math and science is it’s obvious, you get the answer or you don’t get the answer.

Speculation and the exploration of ideas beyond what we know with certainty are what lead to progress.

Travel at faster than the speed of light certainly can have dramatic implications that are difficult to understand, such as time travel.

I did not set out to explain the extinction of the dinosaurs. I'm a particle physicist, and I was actually thinking about dark matter along with some collaborators.

Science is a combination of theory and experiment and the two together are how you make progress.

All the normal matter in the Milky Way disc is denser than the dark matter that surrounds it.

How can you be nervous? Don't you see? We're in a library.

All great adventures start with an idea.

A solid man of Boston; A comfortable man with dividends, And the first salmon and the first green peas.

To multiply your joy, count your blessings.

The Brother's eyes narrowed. "But here's something to keep in mind. You ever hurt him on purpose and I will consider you my enemy.

When men are growing up and they're reading about Batman, Spiderman, Superman ... those are not fantasies ... they're options.

The length and breath of our influence on others are directly related to the depth of our concern for them.

Goethe in Weimar sleeps, and Greece, Long since, saw Byron 's struggle cease.

For those who have only ever read about [John] Calvin, reading the man himself is an invigorating experience.