“When once you have tasted flight, you will forever walk the earth with your eyes turned skyward, for there you have been, and there you will always long to return.”
-Leonardo Da Vinci 

“The air up there in the clouds is very pure and fine, bracing and delicious.  And why shouldn’t it be? – it is the same the angels breathe. ”
-Mark Twain, Roughing It

“You haven’t seen a tree until you’ve seen its shadow from the sky.”
-Amelia Earhart

“Both optimists and pessimists contribute to our society.  The optimist invents the airplane and the pessimist the parachute.” 
-Gil Stern

“More than anything else the sensation is one of perfect peace mingled with an excitement that strains every nerve to the utmost, if you can conceive of such a combination. ”
-Wilbur Wright

“Once you have learned to fly your plane, it is far less fatiguing to fly than it is to drive a car.  You don’t have to watch every second for cats, dogs, children, lights, road signs, ladies with baby carriages and citizens who drive out in the middle of the block against the lights…. Nobody who has not been up in the sky on a glorious morning can possibly imagine the way a pilot feels in free heaven.”
-William T. Piper

“I pick the prettiest part of the sky and I melt into the wing and then into the air, till I’m just soul on a sunbeam.”
-Richard Bach

“The desire to fly is an idea handed down to us by our ancestors who, in their grueling travels across trackless lands in prehistoric times, looked enviously on the birds soaring freely through space, at full speed, above all obstacles, on the infinite highway of the air.”
-Wilbur Wright