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!

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.

The most successful men in the end are those whose success is the result of steady accretion.

Leave the beaten track behind occasionally and dive into the woods.

A man, as a general rule, owes very little to what he is born with - a man is what he makes of himself.

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.

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.