you need to know how to control your emotions. if you feel upset then you need to leave the room or area! i know when i was 13 i had a few problems. if your a girl then you are probs going to run...
you could always :help your parentsbuild a lemonade standbe a babysitteroffer to shovel snowwas carswalk dogsget a paper roundmow the gardenthat type of stuff
Learn how to program or learn a web markup language. Once you have sufficient knowledge, offer to design web pages to people in your neighborhood and let the money roll.