People think that computer science is the art of geniuses but the actual reality is the opposite, just many people doing things that build on each other, like a wall of mini stones.
Donald KnuthTeX has found at least one bug in every Pascal compiler it's been run on, I think, and at least two in every C compiler
Donald KnuthWe should forget about small efficiencies, say about 97% of the time: premature optimization is the root of all evil.
Donald Knuth