"The flying machine which will really fly might be evolved by the combined and continuous efforts of mathematicians and mechanicians in from one million to ten million years — provided, of course, we c…"

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

"We had to be our own mechanics, our own engineers, and our own scientists."

"We kept at it, and we kept on learning."

"I think it will be a long time yet before anyone will be flying at any great height or speed."