second, be aware of your feelings and emotions, don't try to suppress them. analyze them and use them as motivation.
third, learn what you can from successful people, either directly or by observation.
finally, when you get older, you will realize all that other stuff you find so distracting now has literally absolutely no bearing on whether or not YOU will succeed at your goals, so there's only one thing you can do, and that's work on your own shit. once you come to this realization, a lot of the stupid crap floating around in your head will just sort of disappear.
Envy is a form of flattery, when I am envious of someone I tell them so! It seems to get it off my chest. Everyone I've ever said it to takes it as a compliment.