To get the final lilt of songs, To penetrate the inmost lore of poets--to know the mighty ones, Job, Homer, Eschylus, Dante, Shakespere, Tennyson, Emerson; To diagnose the shifting-delicate tints of love and pride and doubt-- to truly understand, To encompass these, the last keen faculty and entrance-price, Old age, and what it brings from all its past experiences.