[ Crowley recognizes that expression, the one Aziraphale gets whenever he's realized something important or Crowley's been on his best behaviour.

Crowley wonders how it's possible to have fallen in love with someone and still be falling. ]

Oh, over the centuries I'd say we've managed one or two heartfelt conversations that were... well - maybe not sober, but were in that vicinity.

[ He smiles that crooked smile. It's one of his genuine ones, the kind where he's too busy gazing lovingly at the angel to bother trying to be dashing and debonair. It's for Aziraphale's eyes only. ]

We just needed time, that's all.