So much universe, and so little time.

There's a saying that all roads lead to Ankh-Morpork. And it's wrong. All roads lead away from Ankh-Morpork, but sometimes people just walk along them the wrong way.

The worst thing you can do is nothing.

There are times in life when people must know when not to let go. Balloons are designed to teach small children this.

Rincewind had always been happy to think of himself as a racist. The One Hundred Meters, the Mile, the Marathon -- he'd run them all.

Rincewind could scream for mercy in nineteen languages, and just scream in another forty-four.

Tourist, Rincewind decided, meant ‘idiot.

...and the funny thing was that people who weren't entirely certain they were right always argued much louder than other people, as if the main person they were trying to convince were themselves.

The trouble with having an open mind, of course, is that people will insist on coming along and trying to put things in it.

I have, before now, waited for a pen to perform a macro.

You never knew about people, like you never knew how deep a pond was because all you saw was the top.

Teaching is not only a profession, but it a is a purpose of a great life.

It’s incredible how small the English language gets when you’re trying to make it fix something.

Why is it that at the very moment I need to appear graceful I stumble and fall like a klutz, as though this scene had never played through my mind differently a million times?

When a man turns his face to God he finds sunshine everywhere.

The only way a no-legged leopard could hurt you is if it fell out of a tree onto your head.

Obviously generating revenue is what this is all about anymore, which is sad, but again, you have to find ways to make it work. But, yeah, that's certainly intriguing.

You're looking for the best way of shooting it, but sometimes the best way of shooting it is changing the script.

Most violence is intra-racial, and much of the violence in African-American communities is a function of drug availability, joblessness and poverty.

We made our Moriarty very different to [Conan] Doyle's. He's Irish, and he brings all his charm, his twinkle and his humor to it while he's also terrifying.

There's an old saying in the space community: 'If God wanted us to be a spacefaring species, he would have given us a moon'.