happiest-
Whatever you do, keep on fighting.
All of the other posters have given thoughtful advice, opinions and encouragement.
I was going to post a list of some famous and accomplished people who suffered from depression and managed to overcome it and do great things, but such a list would be too large to include here.
Let me just mention that Abraham Lincoln and Winston Churchill (arguably the greatest American and British leaders) are on the list, and look at what they’ve managed to accomplish.
Hatzlocha raba.