[There's a part of her that feels like she should correct him to 'if', rather than 'when'. But she squashes it. Somehow, he's going to meet Coran, for certain!]

Oh, you'll be fine. Just show him some of your work, and forgive him if he makes any mistakes when he tries to flaunt his own knowledge.

He really is quite brilliant, but... well, he's also getting up in age. Best not to remind him of it.