Someone told me that each equation I included in the book would halve the sales. I therefore resolved not to have any equations at all. In the end, however, I did put in one equation, Einstein's famous equation, E = mc2. I hope that this will not scare off half of my potential readers.

Space, here I come!

Any physical theory is always provisional, in the sense that it is only a hypothesis: you can never prove it. No matter how many times the results of experimen…

As scientists, we understand the dangers of nuclear weapons and their devastating effects, and we are learning how human activities and technologies are affect…

If you write like James Joyce, you will have an audience of twenty. The other nineteen - besides your mother, because your father won't read it - will only be …

I guess I think I'm writing for people who are smarter than I am, because then I'll be doing something that's worth their time. I'd be very afraid to write fro…

I don't care what the editor likes or dislikes, I care what the people like.