It's only a little difficult to say no. You've got to believe that the work you're doing is ultimately more useful to the world.
Derek SiversIf you keep thinking about putting on a conference or being a Hollywood screenwriter, and you find the idea terrifies but intrigues you, it's probably a worthy endeavor for you. You grow (and thrive!) by doing what excites you and what scares you everyday, not by trying to find your passion.
Derek Sivers