The great advantage [the telephone] possesses over every other form of electrical apparatus consists in the fact that it requires no skill to operate the instrument.

One day there will be a telephone in every major city in the USA

Grand telegraphic discovery today … Transmitted vocal sounds for the first time ... With some further modification I hope we may be enabled to distinguish … the “timbre” of the sound. Should this be so, conversation viva voce by telegraph will be a fait accompli.

When one door closes, another one opens.

There are two critical points in every aerial flight-its beginning and its end.

There cannot be mental atrophy in any person who continues to observe, to remember what he observes, and to seek answers for his unceasing hows and whys about things.

It is the man who carefully advances step by step...who is bound to succeed in the greatest degree.