People will then often say, 'But surely it's better to remain an Agnostic just in case?' This, to me, suggests such a level of silliness and muddle that I usually edge out of the conversation rather than get sucked into it. (If it turns out that I've been wrong all along, and there is in fact a god, and if it further turned out that this kind of legalistic, cross-your-fingers-behind-your-back, Clintonian hair-splitting impressed him, then I think I would choose not to worship him anyway.)

Nobody got murdered before lunch. But nobody. People weren't up to it. You needed a good lunch to get both the blood-sugar and blood-lust levels up.

It is most gratifying," it said, "that your enthusiasm for our planet continues unabated, and so we would like to assure you that the guided missiles currently converging with your ship are part of a special service we extend to all of our most enthusiastic clients, and the fully armed nuclear warheads are of course merely a courtesy detail. We look forward to your custom in future lives ... thank you.

Flying is learning how to throw yourself at the ground and miss.

Life... is like a grapefruit. It's orange and squishy, and has a few pips in it, and some folks have half a one for breakfast.

Fiordland, a vast tract of mountainous terrain that occupies the south-west corner of South Island, New Zealand, is one of the most astounding pieces of land anywhere on God's earth, and one's first impulse, standing on a cliff top surveying it all, is simply to burst into spontaneous applause.

If the Universe came to an end every time there was some uncertainty about what had happened in it, it would never have got beyond the first picosecond. And many of course don't. It's like a human body, you see. A few cuts and bruises here and there don't hurt it. Not even major surgery if it's done properly. Paradoxes are just the scar tissue. Time and space heal themselves up around them and people simply remember a version of events which makes as much sense as they require it to make.