Often the difference between a successful person and a failure is not one has better abilities or ideas, but the courage that one has to bet on one's ideas, to take a calculated risk -- and to act.
Maxwell Maltz (1899-1975) was a cosmetic surgeon who developed Psycho-Cybernetics, a system of ideas that can be employed to improve one's self image and in turn lead a more successful and fulfilling life. He wrote several books, among which Psycho-Cybernetics was a long-time bestseller that undoubtedly influenced many subsequent self-help teachers.
I'm male, say nothing
I'm female, say nothing