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 give up until he finds it.
Telephone inventor
A very popular quote, often attributed to Bell, but its exact origin is hard to pinpoint, and it sounds more like a generalized inspirational statement than a direct quote from his scientific writings or letters.
unknown
Found in 2 providers: grok,gemini
Cross Reference
2 sources
"I begin my work at about nine or ten o'clock in the evening and continue until four or five in the morning. Night is a more quiet time to work. It aids thought."
Philosophical"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."
Strange & Unusual"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."
Philosophical"The telephone is a scientific toy."
Strange & Unusual"Perseverance is the chief; but perseverance must have some practical end, or it does not avail the man possessing it. A person without a practical end in view becomes a crank or an idiot. Such persons…"
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