I had this illusion that if I kind of dressed badly that I wouldn't stand out. You know, so I actually went out of my way to not look different to the extent I could.

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.

Sometimes models are surprisingly smart.

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.

Ask us no questions and we’ll tell you no lies.

Every morning, I crawl out of bed. I sit there and think, 'Do I really need this?' And I drag myself to the gym in my garage. It's not fun. I hate it. I work out alone. Weights.

lying awake beside you, these thoughts run through my head.

If leadership requires a fired-up sense of purpose and imagination, it also demands a profound connection to the society to be led.

The clergy complain of the enormous spread of bold books, from the infidel tract to the latest handling of the miracle question.

The need to compile lists is a personality disorder, as is the need to assert the superiority of some things over other things.

There are 190,000 privately-owned full-auto guns in the National Registry.

As for the virtuous poor, one can pity them of course, but one cannot possibly admire them.

Explore an idea until you've exhausted it, really go to all the different parameters of it.

Life seems to be a choice between two wrong answers.