My daughter: "Everyone's so amazed that every snowflake's different, but no one cares that every potato is different."
My son: "If the many-universes theory is true, does that mean there's a universe where it isn't?"
He was eight years old.
My son: "If the many-universes theory is true, does that mean there's a universe where it isn't?"
He was eight years old.

I'd try that, but he's 21 now. Gawdnose what he'd say back to me at this point.
Yeah, he's pretty cool. Doesn't think as much of me, but I suspect that will come later, as it often does. I didn't raise him so he could praise me, after all.