the words of john donne echoed in his ears : mark but this flea , and mark in this , how little that which thou deniest me is ; it suck 'd me first , and now sucks thee , and in this flea our two bloods mingled be thou know'st that this can not be said a sin , nor shame , nor loss of maidenhead ; yet this enjoys before it woo , and pamper 'd swells with one blood made of two ; and this , alas !