I still enjoy traveling a lot. I mean, it amazes me that I still get excited in hotel rooms just to see what kind of shampoo they've left me.

The taipan is the one to watch out for. It is the most poisonous snake on Earth, with a lunge so swift and a venom so potent that your last mortal utterance is likely to be: "I say, is that a sn--

You can be a scientist and believe in god: the two can go hand in hand.

When you sit in a chair, you are not actually sitting there, but levitating above it at a height of one angstrom (a hundred millionth of a centimetre), your electrons and its electrons implacably opposed to any closer intimacy.

In terms of adaptability, humans are pretty amazingly useless.

I don't know whether I'm misanthropic. It seems to me I'm constantly disappointed. I'm very easily disappointed. Disappointed in the things that people do; disappointed in the things that people construct. I want things to be better all the time.

It isn't easy to become a fossil. ... Only about one bone in a billion, it is thought, becomes fossilized. If that is so, it means that the complete fossil legacy of all the Americans alive today - that's 270 million people with 206 bones each - will only be about 50 bones, one-quarter of a complete skeleton. That's not to say, of course, that any of these bones will ever actually be found.