Errors
"To err is human but to really foul things up requires a computer." - Anonymous in 'Farmer's Almanac for 1978' 1977
"Experience is a revelation in the light of which we renounce our errors of youth for those of age." - Bierce, Ambrose (1842-c1914)
"Experience is that marvelous thing that enables you recognize a mistake when you make it again." - Jones, Franklin P.
"That's the thing about people who think they hate computers. What they really hate is lousy programmers." - Niven, Larry, and Jerry Pournelle in 'Oath of Fealty'
"Learn all you can from the mistakes of others. You won't have time to make them all yourself." - Sheinwold, Alfred [Bridge Writer]