No one undertakes research in physics with the intention of winning a prize. It is the joy of discovering something no one knew before.

We think we have solved the mystery of creation. Maybe we should patent the universe and charge everyone royalties for their existence.

Our population and our use of the finite resources of planet Earth are growing exponentially, along with our technical ability to change the environment for good or ill.

Not to take this web of dualities as a sign we are on the right track would be a bit like believing that God put fossils into the rocks in order to mislead Darwin about the evolution of life.

There are too many accidents that can befall life on a single planet.

I do not believe in a personal God.

You may see a cup of tea fall off a table and break into pieces on the floor... But you will never see the cup gather itself back together and jump back on the table. The increase of disorder, or entropy, is what distinguishes the past from the future, giving a direction to time.