[He looks mildly startled in turn, surprised that he seems to have struck some sort of chord with her.]

Is it?

[He closes his eyes a moment as he considers, letting out a soft hmm as he brings his hand to rest against his chin.]

I think you summed it up quite nicely. I hadn't quite managed to articulate it in such a way myself, but it is deceptively simple, is it not? 'Dream bigger.' That really is the heart of the matter.