"Great discoveries and improvements invariably involve the cooperation of many minds. I may be given credit for having blazed the trail, but when I look at the subsequent developments I feel the credit…"

"The telephone will be a great convenience to business men, but it will never be used by the general public."

"Before you can achieve anything, you must know what you want. And you must be prepared to sacrifice your comfort to get it."

"If it is not necessary, it is obviously not advisable, that deaf children should acquire, and use, as their ordinary and habitual means of communication — their vernacular in fact — a language that is…"

"The inventor is a man who looks at the world and is not contented with things as they are. He wants to improve them."