make sure when you decide to start threading your eyebrows or wearing lipstick, you're doing it because you think it makes you look pretty, not because you think it makes anyone else think so.
try not to hate him, or anyone. he did a lot of awful things, and the best thing you can do for yourself is be better than what happened.
sometimes, you don't need to reply to that text message. or that person. ever again.
don't be everyone else's rock. find your rock. trust it. let it see you on your hard days instead of pretending not to have any.
ask your parents how they're doing often. help them out and stick around for a little while.
stop making cancer jokes around people who don't know or are comfortable with the fact that you are someone who makes cancer jokes.
drink lots of water.
you're allergic to crab. surprise!
the stuff you accumulate will stop mattering, and you will want to know you are a good person on the inside in order to be happy. surround yourself with the right people, places, and things to ensure that.
don't hug, kiss or sleep with anyone who you don't really want to. no matter what they say or who they are, if you don't feel like it, don't do it.