This is Art holding a Mirror up to Life. That’s why everything is exactly the wrong way around.

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.

One day all of us will die but - and this is the important thing - we are not dead yet.

The hippo of recollection stirred in the muddy waters of the mind.

And, while it was regarded as pretty good evidence of criminality to be living in a slum, for some reason owning a whole street of them merely got you invited to the very best social occasions.

Journalism makes you think fast. You have to speak to people in all walks of life. Especially local journalism.

I think when people mean that Discworld books have become darker they really mean the series is growing up. In 'The Colour of Magic' most of the city is set alight. It's a joke, in much the same way that the Earth is destroyed almost at the start of Douglas Adams's 'The Hitchhikers Guide to the Galaxy.'