Here are some more, some of which have already been mentioned.
Keep the aeroplane in such an attitude that the air pressure is directly in the pilot's face.
*Horatio C Barber, 1916
When a flight is proceeding incredibly well, something was forgotten.
*Robert Livingstone, 'Flying The Aeronca'
The only time an aircraft has too much fuel on board is when it is on fire.
*Sir Charles Kingsford Smith, sometime before his death in the 1920's.
Flexible is much too rigid, in aviation you have to be fluid.
*Verne Jobst
If you can't afford to do something right, then be darn sure you can do it wrong.
*Charlie Nelson
Just remember, if you crash because of weather, your funeral will be held on a sunny day.
*Layton A Bennett
I hope you either take up parachute jumping or stay out of single motored airplanes at night.
*Charles A. Lindbergh, to Wiley! Post, 1931
Never fly the 'A' model of anything.
*Ed Thompson
Never fly anything that doesn't have the paint worn off the rudder pedals.
*Harry Bill
Keep thy airspeed up, less the earth come from below and smite thee.
*William Kershner
When a prang seems inevitable, endeavour to strike the softest, cheapest object in the vicinity as slowly and gently as possible.
*Advice given to RAF pilots during W.W.11.
Instrument flying is when your mind gets a grip on the fact that there is vision beyond sight.
*U.S. Navy 'Approach' magazine circa W.W.11.
Always keep an 'out' in your hip pocket
*Bevo Howard
The cub is the safest airplane in the world; it can just barely kill you.
*Attributed to Max Stanley, Northrop test pilot
A pilot who doesn't have any fear probably isn't flying his plane to the maximum.
*Jon McBride, astronaut
If you're faced with a forced landing, fly the thing as far into the crash as possible.
*Bob Hoover
It occurred to me that if I did not handle the crash correctly there would be no survivors.
*Richard Leakey, after engine failure in a single engine, Nairobi, Africa, 1993
If an airplane is still in one piece, don't cheat on it. Ride the bastard down
*Ernest K Gann, advice from the 'old pelican'
Though I fly through the valley of death I shall fear no evil for I am at 80,000 feet and climbing.
*Sign over the entrance to the SR-71 operating location on Kadena AB, Okinawa
You've never been lost until you've been lost at Mach 3.
*Paul F Crickmore
The emergencies you train for almost never happen. It's the one you can't train for that kills you.
*Ernest K Gann, advice from the 'old pelican'
If you want to grow old as a pilot, you've got to know when to push it, and when to back off.
*Chuck Yeager
Never fly in the same cockpit with someone braver than you.
*Richard Herman Jr, 'Firebreak'
There is no reason to fly through a thunderstorm in peacetime.
*Sign over a squadron ops desk at Davis-Monthan AFB, AZ, 1970.
An airplane might disappoint any pilot but it will never surprise a good one.
*Len Morgan
*To most people, the sky is the limit. To those who love aviation, the sky is home.
*Life is simple. Eat, sleep, fly.
DF.