The mind which is created quick to love, is responsive to everything that is pleasing, soon as by pleasure it is awakened into activity. Your apprehensive faculty draws an impression from a real object, and unfolds it within you, so that it makes the mind turn thereto. And if, being turned, it inclines towards it, that inclination is love; that is nature, which through pleasure is bound anew within you.
They had their faces twisted toward their haunches and found it necessary to walk backward, because they could not see ahead of them. ...And since he wanted so to see ahead, he looks behind and walks a backward path.
As flowerlets drooped and puckered in the night turn up to the returning sun and spread their petals wide on his new warmth and light-just so my wilted spirits rose again and such a heat of zeal surged through my veins that I was born anew.
Perceive ye not that we are worms, designed To form the angelic butterfly, that goes To judgment, leaving all defence behind? Why doth your mind take such exalted pose, Since ye, disabled, are as insects, mean As worm which never transformation knows?
And here Dante describes an evidently spherical world... "The lamp of the world [the sun] rises to mortals through different passages; but through that which joins four circles with three crosses [the position of the rising sun at the vernal equinox] it issues with a better course and conjoined with better stars, and tempers and stamps the wax of the world more after its own fashion. Although such an outlet had made morning there and evening here, and all the hemisphere there was bright, and the other dark..."
... Nessun maggior dolore Che ricordarsi del tempo felice Nella miseria. (There is no greater pain than to remember a happy time when one is in misery.)
O you, who in some pretty boat, Eager to listen, have been following Behind my ship, that singing sails along Turn back to look again upon your own shores; Tempt not the deep, lest unawares, In losing me, you yourselves might be lost. The sea I sail has never yet been passed; Minerva breathes, and pilots me Apollo, And Muses nine point out to me the Bears. You other few who have neck uplifted Betimes to the bread of angels upon Which one lives and does not grow sated, Well may you launch your vessel Upon the deep sea.