Universe’s Boundary

We are just an advanced breed of monkeys on a minor planet of a very average star. But we can understand the universe. That makes us something very special.

Stephen Hawking – A Brief History of Time

Someone told me that each equation I included in the book would halve the sales.

Stephen Hawking – A Brief History of Time

One cannot predict the future exactly if one cannot even measure the present exactly.

Stephen Hawking – A Brief History of Time

Time travel used to be thought of as just science fiction, but Einstein’s general theory of relativity allows for the possibility that we could warp space-time so much that you could go off in a rocket and return before you set out.

Stephen Hawking – A Brief History of Time

If we find the answer to that, it would be the ultimate triumph of human reason – for then we would know the mind of God.

Stephen Hawking – A Brief History of Time