When one door closes another door opens; but we so often look so long and so regretfully upon the closed door, that we do not see the ones which open for us.
Man is the result of slow growth; that is why he occupies the position he does in animal life. What does a pup amount to that has gained its growth in a few days or weeks, beside a man who only attains it in as many years.
Concentrate all your thoughts upon the work in hand. The Sun’s rays do not burn until brought to a focus
Don’t keep forever on the public road, going only where others have gone.
The inventor…looks 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.
When one door closes another opens. But we often look so long and so regretfully upon the closed door that we fail to see the one that has opened for us.
Concentrate all your thoughts upon the work at hand. The sun’s rays do not burn until brought to a focus.
Educate the masses, elevate their standard of intelligence, and you will certainly have a successful nation.
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.
My knowledge of electrical subjects was not acquired in a methodical manner but was picked up from such books as I could get hold of and from such experiments as I could make with my own hands.
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 is due to others rather than to myself.
I have discovered that my interest in my dear pupil, Mabel, has ripened into a far deeper feeling than that of mere friendship. In fact, I know that I have learned to love her very sincerely.
Before anything else, preparation is the key to success.
The most successful men in the end are those whose success is the result of steady accretion.