[ There's a sad frown that forms on the elder's features as he looks at his younger self. After a moment he shakes his head and looks away. ]

There's no point. I remember being you. Cricket, the celery, white circles in the TARDIS, our companions... But what I did as you... What adventures we had, where we went, the trouble we caused and the things we fixed...

[ He trails off. The younger is aware of his loss. Perhaps not the depth of it, although he likely understands more now.

He nods a single time in understanding and agreement. Then there's a grin that clearly is a mask, hiding what they don't have time to discuss or get into. ]

Of course! Why wouldn't I be?

[ It's a rhetorical question younger self, please respect your elder and don't answer it. ]