He could never believe that you really agreed to being the surrogate mother for his child. Miguel has always wanted children, and when you volunteered to carry his child... he has never been happier. Maybe you were a convenient choice like he says, but he definitely feels like his choice was more than being just out of convenience.

"Thank you, again, for agreeing to this. I... I kind of wanna ask you though, why did you agree? What compelled you to?"