One, remember to look up at the stars and not down at your feet. Two, never give up work. Work gives you meaning and purpose and life is empty without it. Three, if you are lucky enough to find love, remember it is there and don't throw it away.

What is important is that we have the ability to create.

What was God doing before the divine creation? Was he preparing hell for people who asked such questions?

Sometimes I wonder if I'm as famous for my wheelchair and disabilities as I am for my discoveries.

One could say: "The boundary condition of the universe is that it has no boundary." The universe would be completely self-contained and not affected by anything outside itself. It would neither be created nor destroyed. It would just BE.

Life would be tragic if it weren't funny.

Why does the universe go to all the bother of existing?