Rosencrantz: Shouldn't we be doing something--constructive? Guildenstern: What did you have in mind? ... A short, blunt human pyramid...?
Tom StoppardSometimes people are so close to the material, they miss an important cross-reference. You can't drop this line because half an hour later, it affects that line. And the writer is the person who knows that immediately.
Tom StoppardThe causes we know everything about depend on causes we know very little about, which depend on causes we know absolutely nothing about.
Tom Stoppard