Quote

Watson, ... if I can get a mechanism which will make a current of electricity vary in its intensity, as the air varies in density when a sound is passing through it, I can telegraph any sound, even the sound of speech.

Alexander Graham Bell

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Alexander Graham Bell
Age: 75 †
Born: 1847
Born: March 3
Died: 1922
Died: August 2
Businessperson
Electrical Engineer
Engineer
Inventor
Physicist
Professor
Scientist
Edinburgh
Scotland
Bell
Graham Bell
Alexander Bell
Even
Intensity
Make
Passings
Varies
Current
Telegraph
Currents
Density
Passing
Watson
Air
Vary
Speech
Electricity
Sound
Mechanism

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I have travelled around the globe. I have seen the Canadian and American Rockies, the Andes, the Alps and the Highlands of Scotland, but for simple beauty, Cape Breton outrivals them all!
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The nation that secures control of the air will ultimately control the world.
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Neither the Army nor the Navy is of any protection, or very little protection, against aerial raids.
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When one door closes, another opens but we often look so long and so regretfully upon the closed door that we do not see the one which has opened for us.
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A man, as a general rule, owes very little to what he is born with - a man is what he makes of himself.
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The achievement of one goal should be the starting point of another.
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God has strewn our paths with wonders and we certainly should not go through life with our eyes shut
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What this power is I cannot say all I know is that it exists and it becomes available only when a man is in that state of mind in which he knows exactly what he wants and is fully determined not to quit until he finds it.
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Before anything else, preparation is the key to success.
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The inventor is a man who looks around upon the world and is not contented with things as they are. He wants to improve whatever he sees, he wants to benefit the world he is haunted by an idea. The spirit of invention possesses him, seeking materialization.
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The final result of our researches has widened the class of substances sensitive to light vibrations, until we can propound the fact of such sensitiveness being a general property of all matter.
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The only difference between success and failure is the ability to take action.
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Leave the beaten track behind occasionally and dive into the woods.
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Night is a more quiet time to work. It aids thought.
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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.
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We are all too much inclined, I think, to walk through life with our eyes shut. There are things all round us and right at our very feet that we have never seen, because we have never really looked.
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When one door closes, another one opens.
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Great discoveries and improvements invariably involve the cooperation of many minds.
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One day every major city in America will have a telephone.
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Leave the beaten track behind occasionally and dive into the woods. Every time you do you will be certain to find something you have never seen before.
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