He's come to a point when he realized how bad the relationship is, and how damaging it is to him. He is trying to talk himself into leaving her, but his heart won't let him. She hurts him, and destroys him, but he still loves her, and he still thinks she is beautiful. He knows he should leave her, he knows it is the best thing for him. He just can't, and all he can do is try to talk himself into it.
He's come to a point when he realized how bad the relationship is, and how damaging it is to him. He is trying to talk himself into leaving her, but his heart won't let him. She hurts him, and destroys him, but he still loves her, and he still thinks she is beautiful. He knows he should leave her, he knows it is the best thing for him. He just can't, and all he can do is try to talk himself into it.