It's quite similar to guitar solos, only with programming you have to use your brain. The most important thing is that it should have some emotional effect on me, rather than just, 'Oh, that's really clever. '
Books are but waste paper unless we spend in action the wisdom we get from thought - asleep. When we are weary of the living, we may repair to the dead, who have nothing of peevishness, pride, or design in their conversation.