I love my boyfriend so much and truly believe that he is the person that I want to spend the rest of my life with and I desperately don't want to lose the relationship. He is extremely depressed- he describes feeling so low and down and sometimes like there is a weight on his chest. He is also experiencing erectile dysfunction- he's had it for about a year and has seen doctors (it is not a physical problem), taken medication (hasn't worked), and currently sees a therapist. He's just started…