[Nathaniel knows exactly what Zevran is talking about. The jealousy. But jealousy isn't some insurmountable force, or even that big a deal. Moreover:]

This was...actually my idea. [Nathaniel blushes a bit.] I wanted it, I spoke with him about it...yes, he is mine, but that also means I'm so proud of it that I...rather want to show him off, if that makes any sense. It's such a beautiful thing we have that I want you to...see. And feel.