Terrific post about writing from Molly Flatt, and it applies to any creative field. In a nutshell: do what you love, do it for the right reasons and don’t sweat the rest. Wisdom I’ll be taking to Creative Writing Ibiza with me in just a few hours!
Focus on the work itself, create goals you can control, and make sure the journey is as satisfying as the end game. Become a happy amateur, and you might just have a chance of becoming a happy professional after all.