This quote from Richard Feynman in the appendix of the final report on the Challenger disaster should be remembered by all scientists, whether in industry or academia.
Derek Lowe at the Pipeline Blog writes most eloquently on the subject: “Not even with our latest management techniques can nature be fooled, no matter how much six-sigma, 4S, and what-have-you gets deployed. Nothing else works, either. Nature does not care where you went to school, what it says on your business cards, how glossy your presentation is, or how expensive your shirt.”