Dan: I have done some horrible things, unforgivable things. Lucas didn't need a father, he had one. He had the person who helped him bridge the shame of my cowardice. Everything I've touched has diminished: Deb's life, Nathan's talent. Keith-
Karen Roe: Come here. You're not without redemption. I've seen it, I see it!
Dan Scott:: That's not true, it's not true. I just wanna...wanna go back, you know. I just wanna go back. I... I wanna take that little kid that I used to be and just grab him and shake him and say you stop, stop, JUST STOP! I wanna wake up from this nightmare, you know, I wanna breathe again. I wanna, I wanna breathe again, Karen. Can you help me breathe? Can you help me quite these voices in my head that tell me that I've lost you? 'Cause I know I have... If only I would've stayed with you.
season 4 episode 18