31. (Mo's Law of Evolutionary Development) You can't get to the moon by climbing successively taller trees.Akin's Laws of Spacecraft Design
32. (Atkin's Law of Demonstrations) When the hardware is working perfectly, the really important visitors don't show up.
33. Space is a completely unforgiving environment. If you screw up the engineering, somebody dies (and there's no partial credit because most of the analysis was right...)