Alexander Graham Bell — "All really big discoveries are the results of thought."

"The telephone may be used to talk to the dead, and the dead may be used to talk to the living."

"We should try ourselves to forget that they are deaf. We should try to teach them to forget that they are deaf."

"I have been called a robber. I have been called a thief. I have been called a charlatan. I have even been called a murderer. But I have never been called a liar."

"We are all too much inclined, I think, to put off until tomorrow the things that we ought to do today."

"The day will come when the man at the telephone will be able to see the distant person to whom he is speaking."