Wright Brothers (Orville & Wilbur) — "It is possible to fly without motors, but not without knowledge and skill."

"The only difference between us and others is that we have made a more thorough study of the problem."

"No airship will ever fly from New York to Paris. That seems to me to be impossible. What limits the flight is the motor. No known motor can run at the requisite speed for four days without stopping, a…"

"The problem of flight was not one of power, but of control."

"The best thing about being a man of science is that you never have to be bored."

"Learning the secret of flight from a bird was a good deal like learning the secret of magic from a magician."