You can turn off the sun but i'm still gonna shine

Blair: Last fall you said we couldn’t be together, and I believed you. But everytime I try to move on, you’re right there, acting like -
Chuck: Acting like what?
Blair: Like… maybe you want me to be as unhappy as you are.
Chuck: I would never wish that on anyone. I want you to be happy.
Blair: Then look down deep, into the soul I know you have, and tell me if what you feel for me is real, or if it’s just a game. If it’s real, we’ll figure it out… all of us. But if it’s not, then please Chuck, just let me go.
Chuck: It’s just a game. I hate to lose. You’re free to go.
Blair: Thank you.
Serena: Chuck, why did you just do that?
Chuck: Because I love her and I can’t make her happy