(He knew from the first night in the apartment—knew from the night of the blackout, actually, and then patently refused to know it again for a year—that they were going to be absurdly compatible this way, her gasping and her legs around his waist. He used to give himself a headache not knowing it, the Bath & Body smell of her sticking to his clothes.)

Oh god, isn't that the truth? That is Sam in a nutshell. TOTAL SAM. Giving himself a headache with his NOT KNOWING ANYTHING.

Great take on this milestone. They're so stupidly ADORABLE.