You can't change your situation but you can change your attitude in how you decide to see it and take the actions from there that's beneficial. Choose to be positive, find strength, be the better person. Be the better you.
negative people quotes Ungrateful people complain about the one thing you haven't done for them instead of being thankful for the thousands of things you have done for them. (You Are My Favorite Quote)
Consult not your fears but your hopes and your dreams. Think not about your frustrations, but about your unfulfilled potential. Concern yourself not with what you tried and failed in, but with what it is still possible for you to do.