"I have always been fascinated by the big questions: Where did we come from? How did the universe begin? What is the nature of reality?"

"One of the basic rules of the universe is that nothing is perfect. Perfection simply doesn't exist....Without imperfection, neither you nor I would exist."

"The whole history of science has been the gradual realization that events do not happen in an arbitrary manner, but that they reflect an underlying order, which may or may not be divinely inspired."

"I have noticed that even people who claim that everything is predetermined and that we can do nothing to change it, look before they cross the road."

"I think that the universe is a beautiful and complex place, and I'm very lucky to be able to study it."