Most talk about 'super-geniuses' is nonsense. I have found that when 'stars' drop out, successors are usually at hand to fill their places, and the successors are merely men who have learned by application and self-discipline to get full production from an average, normal brain.
Charles M. SchwabYou can tell a workingman you like him, but he knows whether you are sincere or not. You can't make him believe you are interested in his welfare unless you are.
Charles M. SchwabThe men who miss success have two general alibis: 'I'm not a genius' is one; and the other, 'There aren't the opportunities today there used to be'.
Charles M. Schwab