Natural selection saw to it that professional heroes who at a crucial moment tended to ask themselves questions like 'What is my purpose in life?' very quickly lacked both.

So, mistletoe, in fact, symbolizes mistletoe.

But there was more to it than that. As the Amazing Maurice said, it was just a story about people and rats. And the difficult part of it was deciding who the people were, and who were the rats.

One day a tortoise will learn how to fly.

Before you can kill a demon, you have to be able to say it's name. Names have power. While the word Alzheimer's terrorizes us, it has power over us. When we are prepared to discuss it aloud, we might have power over it. It's thought of as a mental illness and it is a physical illness, affecting the brain. There should be no shame in having it, yet people still don't talk about it

One day I'll work out what it is you are saying, my lad, and then you'll be in trouble.

The whole of life is just like watching a film. Only it's as though you always get in ten minutes after the big picture has started, and no-one will tell you the plot, so you have to work it out all yourself from the clues.