There's not much to say to that, ultimately. It's logical, and while it's not a promise of an outcome, there's no way of guaranteeing one. There's not even something current he could apply it to, anyway, and he already knows he fucked up with the particular attraction this conversation applied to. It doesn't mean he buys wholesale that it would be as easy to talk about as his ancestor is saying, but if there's at least hope...

He'll deal with it if it comes up again.

But now he's chewing at his lip. There is one other part of Signless's relationship that has him thinking, and is a bit more applicable in current times.

"What about humans?" he asks slowly, gaze slipped away again. "They're even narrower about romance."

Dave he knows had a matespritship with Terezi, but he winded up calling it quits just from her other quadrant.