If you want to be an excellent student you should follow his tips

1.-If you sometimes feel like in any moment you will lose control, analyze the situation and cakm down.
2.-You should be grateful for the education that you are receiving. Not everyone can afford a good education.
3.-If your grades are a little down, don't give up! You can do it! If not you can always ask for help.
4.-If you feel like you don't belong in a group of friends, there will always be someone that can make you feel better. 
5.-And finally, DO ALWAYS make your homework, if not, you might have a little bit of problems at finals. 
We hope this can be useful for all you guys!