Sam: Yeah, did you know THEY ALL RHYME!!!!
Me: Yes, honey, that's why we call them poems.
On another occasion... we were at the nearly empty church so I let him go in the men's bathroom alone... 10 minutes later I pop my head in...
Me: Sam, are you ok?
Sam: Yes. Did you know that insects either have nymphs or larva?
Me: Fascinating. Why don't you wait until you're done in the bathroom to tell me about it...