As a scientist, you feel a sense of team spirit for your country but you also have a sense of team spirit for the international community.

There are still so many questions to answer. When you look at any part of the universe, you have to feel humbled.

Your job as a scientist is to figure out how you're fooling yourself.

It seemed like my favourite kind of job - a wonderful chance to ask something absolutely fundamental: the fate of the Universe and whether the Universe was infinite or not

From our point of view, the most exciting thing would be if we discovered something really fundamental in our understanding was just off a bit - and that now we have a chance to revisit it

So it's possible that someday, by understanding a little bit more about how the world works, it will come back to help us in some other way that will be surprising

Astronomers ought to be able to ask fundamental questions without accelerators

I was one of those kids who always thought that we should know how the world works around us

Nobody really expects a Nobel Prize call

Probably the single most important thing about the Nobel Prize for most people is whether they get the coveted parking space on campus.

It is a tough choice between ending up in the cold or ending up in a fiery blast.

People of understanding, pursue peace.

If one person is happier because you have lived, it is all worth it. And if you are that person, God is well pleased.

The thing you have to understand is that there are only so many things you can do in a year. There are only so many days in a year. There is only so much time you can set aside for certain projects.

We finally need to pass a prohibition on anyone who's on the terrorist watch list from being able to buy a gun in America. If you're too dangerous to fly, you are too dangerous to buy a gun.

We know screwups are an essential part of making something good. That's why our goal is to screw up as fast as possible.

Spontaneous actions of individuals, aiming at nothing else than at the improvement of their own state of satisfaction, undermined the prestige of the coercive status system step by step.

No one can be Gilda twenty-four hours a day.

Don't brood on the past, but don't forget it either.

The seasons change their manners, as the year Had found some months asleep and leapt them over.