No matter what happens to you others have it worse. There is nothing that prevents you from being happy. It similar to a muscle, most people stop working it and it goes away. Nothing good comes from anger and dis-regret.
Vance Mattila is the creator of The Inspiration Mentor. He loves helping people succeed by provided them with motivational content. You can enjoy his many articles about success, finances, entrepreneurship and life lessons. Let him know which posts are your favorite!