If you try and take a cat apart to see how it works, the first thing you have on your hands is a nonworking cat.

And then, just when you think that you have experienced all the wonders that this world has to offer, you round a peak and suddenly think you're doing the whole thing over again, but this time on drugs.

What does it matter? Science has achieved some wonderful things, of course, but I'd far rather be happy than right any day.

If you try and take a cat apart to see how it works, the first thing you have on your hands is a nonworking cat.

The car shot forward straight into the circle of light, and suddenly Arthur had a fairly clear idea of what infinity looked like. It wasn’t infinity in fact. Infinity itself looks flat and uninteresting. Looking up into the night sky is looking into infinity—distance is incomprehensible and therefore meaningless. The chamber into which the aircar emerged was anything but infinite, it was just very very very big, so big that it gave the impression of infinity far better than infinity itself.

The impossible often has a kind of integrity which the merely improbable lacks.

So, the world is fine. We don’t have to save the world—the world is big enough to look after itself. What we have to be concerned about, is whether or not the world we live in, will be capable of sustaining us in it. That’s what we need to think about.