"But often what the world calls nonsensical, becomes practical, does it not? You were called crazy, too, once, were you not?"

"Don't keep forever on the public road, going only where others have gone. Leave the beaten track occasionally and dive into the woods. Every time you do so you will be certain to find something that y…"

"The most important thing is to keep on trying, to never give up."

"The day will come when the telephone will be used by every household in America."

"The deaf must hear, the dumb must speak, the blind must see."