"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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Source: Making a Habit of Success: How to Make a Habit of Succeeding, How to Win With High Self-Esteem. Book by MacK R. Douglas (p. 45), 1999.

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Alexander Graham Bell

Inventor

Alexander Graham Bell was a Scottish-born inventor known for creating the first practical telephone, profoundly impacting communication technology.

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