I wish I'd taken Haskell seriously ten years earlier. My SML lecturer told us the quip that "Haskell programmers don't write programs to run them. They write

I wish I'd taken Haskell seriously ten years earlier. My SML lecturer told us the quip that "Haskell programmers don't write programs to run them. They write them to look at them and see how nice they are." which is hilarious but far from true (it may have been closer to true when he said it though).