If I knew that I could die, I would live. My life, my death, my choice.

That was the very centre of his genius - he invented things that anyone could have thought of, and men who can invent things that anyone could have thought of are very rare men.

Give anyone a lever long enough and they can change the world. It's unreliable levers that are the problem.

Most gods find it hard to walk and think at the same time.

Creatures which, lacking mankind's superior brain power, did not concern themselves with finding someone to blame, and instead tried to find someone to eat.

London was not designed for cars. Come to that, it wasn't designed for people. It just sort of happened. This created problems, and the solutions that were implemented became the next problems, five or ten or a hundred years down the line.

Funny, reely," he said. "You spend your whole life goin' to school and learnin' stuff, and they never tell you about stuff like the Bermuda Triangle and UFOs and all these Old Masters running around the inside of the Earth. Why do we have to learn boring stuff when there's all this brilliant stuff we could be learnin', that's what I want to know.