The English invented cricket to make other human endeavors look interesting.

It's hard not to be kind of pessimistic about human beings generally, because we do tend to mess things up. If you just look at the history of extinctions, we've killed off an awful lot of animals - and I don't think we're doing a very good job of looking after the planet.

It is a slightly arresting notion that if you were to pick yourself apart with tweezers, one atom at a time, you would produce a mound of fine atomic dust, none of which had ever been alive but all of which had once been you.

Coming back to your native land after an absence of many years is a surprisingly unsettling business, a little like waking from a long coma. Time, you discover, has wrought changes that leave you feeling mildly foolish and out of touch.

Tune your television to any channel it doesn't receive and about 1 percent of the dancing static you see is accounted for by this ancient remnant of the Big Bang. The next time you complain that there is nothing on, remember that you can always watch the birth of the universe.

Romans park their cars the way I would park if I had just spilled a beaker of hydrochloric acid on my lap.

Protons give an atom its identity, electrons its personality.