how to be mentally strong;
1- don't fear alone time.
2- don't dwell on the past.
3- don't feel the world owes you.
4- don't expect immediate results.
5- don't worry about pleasing everyone.
6- don't waste time feeling sorry for yourself.
7- don't waste energy on things you can't control.
8- don't let others influence your emotions.
9- don't resent on other people's success.
10- don't shy away from responsibilities.
11- don't give up after the first failure.
12- don't fear taking calculated risks.