Ten thousand hours is the magic number of greatness.

Ten thousand hours is the magic number of greatness.

Malcolm Gladwell

Quote authenticity

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2017 November 08	Link: https://books.google.com/books?id=ialrgIT41OAC&pg=PT32&dq=ten+thousand+hours+is+the+magic+number+of+greatness.&hl=en&sa=X&ved=0ahUKEwi28vO2ytrVAhWEW5QKHSjYAAgQ6AEINTAC#v=onepage&q=ten%20thousand%20hours%20is%20the%20magic%20number%20of%20greatness.&f=false	Image evidence

Journalist and science writer

September 3rd, 1963