[He feels the darkness before he sees it, and he tears his eyes away from the sky to watch the darkness around Terra's hand. It's scary, a little, but he hasn't spent years with his best friend for nothing.]

I know controlling the darkness is hard... If you're not careful, your heart would be consumed.

[Sora smiles again, encouraging this time.]

But if that's the road that your heart takes you, then you should follow it. I know someone who did that.

Walked the road to dawn, I mean.

He's stronger than me, for being able to come back from the dark. But if he can live like that, so can you!