Your profitable quote: Napoleon Hill on self-discipline

"Self-discipline begins with the mastery of your thoughts. If you don't control what you think, you can't control what you do. Simply, self-discipline enables you to think first and act afterward."

-- Napoleon Hill

Your profitable quote: Napoleon Hill on commitment

"Every person who wins in any undertaking must be willing to cut all sources of retreat. Only by doing so can one be sure of maintaining that state of mind known as a burning desire to win which is one of the essentials to success."

-- Napoleon Hill