He helped the Librarian up. There was a red glow in the ape's eyes. It had tried to steal his books. This was probably the best proof any wizard could require that the trolleys were brainless.
Terry PratchettParticles of raw inspiration sleet through the universe all the time. Every once in a while one of them hits a receptive mind, which then invents DNA or the flute sonata form or a way of making light bulbs wear out in half the time. But most of them miss. Most people go through their lives without being hit by even one.
Terry Pratchett