All you really need to know for the moment is that the universe is a lot more complicated than you might think, even if you start from a position of thinking it's pretty damn complicated in the first place.

Don't you understand that we need to be childish in order to understand? Only a child sees things with perfect clarity, because it hasn't developed all those filters which prevent us from seeing things that we don't expect to see.

The more I think about our species the more I think we just do stuff and make up explanations later when asked. But it's not true that I would rather write than read. I would rather read than write. To be honest I would rather hang upside down in a bucket than write.

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.

But what about the End of the Universe? We'll miss the big moment." I've seen it. It's rubbish," said Zaphod,"nothing but a gnab gib." A what?" Opposite of a big bang. Come on, let's get zappy.

I tend to get very suspicious of anything that thinks it's art while it's being created.

42 is a nice number that you can take home and introduce to your family.