It seems like he's saying that he reached out in a time of need, but the girl/woman just took him for another regular Joe to sate her for the time being until the next one comes along. Then maybe, she realizes that he's different, but it's too late, and the damage has been done, and he doesn't care that he's breaking her heart by "saying goodbye" because she's already broken his.
It seems like he's saying that he reached out in a time of need, but the girl/woman just took him for another regular Joe to sate her for the time being until the next one comes along. Then maybe, she realizes that he's different, but it's too late, and the damage has been done, and he doesn't care that he's breaking her heart by "saying goodbye" because she's already broken his.