With our DD it was "If you give {DD} an explanation..."

the bottom line is that she LOVES didactic interaction and learning from it so much that it's like catnip to her to see how many different tangents she can create using a single answer to a question.

She does it to everyone, though, not just us. Most other people seem to find it charming, probably because she loves to elicit people's intellectual passions (whatever those might be), and people love to talk about their own passions.


Schrödinger's cat walks into a bar. And doesn't.