I got lucky because I never gave up the search. Are you quitting too soon? Or are you willing to pursue luck with a vengeance?
It is all about your attitude
Can we really achieve everything we want just by setting a target and thinking positive? Probably not. To think, that you can reach your goal is important but it requires much more to get there. Learn, what very innovative and successful people have done right and what is their mindset? How do they motivate themselves?