You shouldn't, thinking is good only when it brings something positive.
I guess you pay attention too much to the details and tend to magnify the least glitch.
I agree with that and personnally I HATE PARTIES because it is noisy and everybody is drunk and say stupid things, I mean, a little bit more than usual.
And them, do you think you can succeed in your life by making fun of people?
They are the one who are failing their lives, why would you let yourself being hurt by people you don't even know?
Calling someone ugly won't make you any prettier.
If you only had her around you then it is understandable that ever since she went her own way you feel somewhat abandoned; It's a little bit like a grief because you have a great gap to fill in your life and the latter was only centered on her and your activities together, I think you should...