• Our greatest glory is not in never falling, but in rising each time we fall. - Oliver Goldsmith
• Anything worth doing is worth doing poorly until you learn to do it well. - Zig Ziglar
• God don’t sponsor no flops. - Ethel Waters
• Success is how high you bounce when you hit bottom. - Gen. George Patton
• The only man who never makes a mistake is the man who never does anything. - Theodore Roosevelt
• He who never makes a mistake never makes anything. - A. Lincoln(?)
• Failure is an event, never a person. (William Brown, Welcome Stress!)

Sources unknown