Hang out with friends, talk about everything that comes to mind. talk about other people how silly they look etc have fun
but there's no need to offend somebody entirely to entertain your self.
Know and feel that something good is going to happen for you
something truely great you dont yet know about your self, its living a happy healthy life and aging (its a good thing). You will see how beautiful life actually is and nothing will cause you any grief. And even if you have to, give it Time as time will heal that pain.
Depression is a serious condition it is not something temporary. most of us have it without knowing and thinking it will go away, it will when you seek professional help or find ways to enjoy your self without the feelin of melancholy. Depression can and will link to heart failure, litterly if you let it. This has been proving in most woman.
All you need is love, good love waits but to find 'good' love you need to persuade it. Get to know people around you
talk to them, we all have something to share or something in common. Dont feel left out and specially dont be left out!