Wisdom From Training Manuals............

'Whoever said the pen is mightier than the sword, obviously never encountered automatic weapons.' - General MacArthur

'You, you, and you ... Panic. The rest of you, come with me.'- Infantry Sgt.

'Never tell the Platoon Sergeant you have nothing to do.'- Unknown Infantry Recruit

'Yea, Though I Fly Through the Valley of the Shadow of Death, I Shall Fear No Evil. For I am at 50,000 Feet and Climbing.' - Sign over SR71 Wing Ops

'Airspeed, altitude and brains. Two are always needed to successfully complete the flight.' -Basic Flight Training Manual

'There is no reason to fly through a thunderstorm in peacetime.' -Sign over Squadron Ops Desk at Davis-Montham AFB, AZ

H/T Paul B