Everything starts somewhere, though many physicists disagree. But people have always been dimly aware of the problem with the start of things. They wonder how the snowplough driver gets to work, or how the makers of dictionaries look up the spelling of words.

These people were not only cheering, they were throwing flowers and hats. The hats were made of stone, but the thought was there.

Go on, prove me wrong. Destroy the fabric of the universe. See if I care.

I saved a man's life once," said Granny. "Special medicine, twice a day. Boiled water with a bit of berry juice in it. Told him I'd bought it from the dwarves. That's the biggest part of doct'rin, really. Most people'll get over most things if they put their minds to it, you just have to give them an interest.

What was supposed to be so special about a full moon? It was only a big circle of light. And the dark of the moon was only darkness. But halfway between the two, when the moon was between the worlds of light and dark, when even the moon lived on the edge...maybe then a witch could believe in the moon.

Some people believe that when you die, you cross the River of Death and have to pay the ferryman. People don’t seem to worry about that these days. Perhaps there’s a bridge now.

It is possible to live well with dementia and write best-sellers 'like wot I do.