Related:

• Murphy's Second Law Everything takes longer than you think.
• Everything takes longer than you think it will. -- Murphy's Law Corollary 2
• Murphy's Laws: (1) If anything can go wrong, it will.
  (2) Nothing is as easy as it looks. (3) Everything takes longer than you think it will....
• Murphy's Second Law for Wives: The snapshots you take of your husband are always more flattering than the ones he takes of you.
• A carefully planned project takes two times longer to complete than expected.
  -- Golub's Second Law of Computerdom...
• It always takes longer than you think, even when you consider Hoffstadter's Law.
  -- Hofstadter's Law -- Douglas R. Hofstadter, from "Goedel, Escher, Bach...
• Anything you try to fix will take longer and cost more than you thought. -- Murphy's Law No. 22
• Hofstadter's Law: It always takes longer than you expect, even when you take Hofstadter's Law into account.