[ He looks mildly uncomfortable about revealing too much of their history to effectively a stranger, but it's kind of needed here. The apprehension Bruce has displayed has no place around his uncle, that much Zuko earnestly hopes to correct. ]

We've done a lot of awful things, not just me and him but the Fire Nation too. He's not like that anymore and helped me realise I could follow my own path, he was always good but — uh, he's been right for years now. On how to make amends.

What I'm trying to say is ... Uncle Iroh never really needed to reinvent himself.