Source, in full
Line 316. Compare: "There taught us how to live; and (oh, too high / The price for knowledge!) taught us how to die", Thomas Tickell, On the Death of Mr. Addison (1721), line 81.; "He who should teach men to die, would at the same time teach them to live", Michel de Montaigne, Essay, book i. chap. ix.; "I have taught you, my dear flock, for above thirty years how to live; and I will show you in a very short time how to die", Sandys, Anglorum Speculum, p. 903.