Dante Alighieri,
The Divine Comedy — Vol. II. (Purgatorio…
(1867)
“ Aught I have power to do, ye well-born spirits, Speak ye, and I will do it, by that peace Which, following the feet of such a Guide, From world to world makes itself sought by me." And one began: "Each one has confidence In thy good offices without an oath, Unless the I cannot cut off the I will ”
