Kin selection was strongest for choices between sibling and friend, decreasing across sibling vs. nibling, nibling vs. friend, and nibling vs. cousin, …

Meantime the Trouveur struck the harp; he sang Of Lancelot du Lake, the truest Knight That ever loved fair Lady;

a sniffy cold that turned into a sore throat

As for that swab, he's good and dead, he is.