However, you do need rules. Driving on the left (or the right or, in parts of Europe, on the left and the right as the mood takes you) is a rule which works, since following it means you're more likely to reach your intended rather than your final destination.

And no practical definition of freedom would be complete without the freedom to take the consequences. Indeed, it is the freedom upon which all the others are based.

Happiness is not the natural state of mankind, and is never achieved from the outside in.

Tiffany has been apprenticing as a witch by visiting people in need with her mentor. After meeting with one particularly sad case, she tells her mentor, "It shouldn't be like this." Her mentor replies, "There isn't a way things should be. There's just what happens, and what we do.

It was lonely on the hill, and cold. And all you could do was keep going. You could scream, cry, and stamp your feet, but apart from making you feel warmer, it wouldn’t do any good. You could say it was unfair, and that was true, but the universe didn’t care because it didn’t know what “fair” meant. That was the big problem about being a witch. It was up to you. It was always up to you.

The harder I work, the luckier I become.

The thing is, 'Discworld' had been going on for a very long time, and I've written children's books as well. Usually when people have a really big series they franchise it, which I thought is a bit of a no-no, so I thought what I'd do is I'd franchise it to myself.