Oh, I can totally see Seph deadpanning “Because I was waiting for the anniversary of the first time we copulated to express our undying love to tell you.” :D Shamelessly stolen from wikipedia: Note that the common English saying, "Lead on, Macduff", meaning "Go ahead and I'll follow you" is a misquote of Macbeth's final lines in the play: "Lay on Macduff, and damn'd be him that first cries, 'Hold, enough!'"