Be yourself,  Don’t pretend to be someone your not. Stay true to who you are.
Spend time with your family and friends.
Be kind. You may not like a person but no one deserves to be bullied.
Stay out of Drama ,it might be hard at times but avoid it and do your best to avoid causing it also.
Don’t be afraid to ask older kids or even  teachers for help
Get involved and join stuff you enjoy. It looks good to colleges and to future employers.
Don’t be Afraid to make mistakes, everybody messes up every once and awhile.
Don’t Procrastinate doing homework. If you do it right away you will get  better grades and feel more accomplished.
Don’t do things just because your friends or someone you know is doing them.
Stay out of trouble. It may not seem important but what you do in high school can affect your future.