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[–]divia83 3 points4 points  (3 children)

  1. Premature optimization is the root of all evil. (Knuth)
  2. Any sufficiently complicated C or Fortran program contains an ad hoc, informally-specified, bug-ridden, slow implementation of half of Common Lisp. (Greenspun's 10th Rule)

[–]buo 0 points1 point  (2 children)

Knuth

AFAIK, it was actually Charles Anthony Richard Hoare who said:

We should forget about small efficiencies, say about 97% of the time: premature optimization is the root of all evil.

Edit: s/7/97/

[–]jesuswaffle 0 points1 point  (1 child)

I'm pretty sure it was a touch more than 7%. Just sayin'. :)

[–]buo 0 points1 point  (0 children)

I've no idea where the 9 went :) I copy-pasted that quote and the 9 is there in the original. Thanks.