If you do not value libraries then you do not value information or culture or wisdom. You are silencing the voices of the past and you are damaging the future.

Genre fiction, as Terry Pratchett has pointed out, is a stew. You take stuff out of the pot, you put stuff back. The stew bubbles on.

Write your story as it needs to be written. Write it honestly, and tell it as best you can. I'm not sure that there are any other rules. Not ones that matter.

Even if your goose habitually lays golden eggs, it will still be cooked.

London grew into something huge and contradictory. It was a good place, and a fine city, but there is a price to be paid for all good places, and a price that all good places have to pay.

Books were safer than other people anyway.

It’s easier to kill people, when you’re dead yourself. I mean, it’s not such a big deal. You’re not so prejudiced any more.