Truly, we are dust and shadow; truly, desire is blind and greedy; truly, hope deceives. - Petrarch

I rejoiced in my progress, mourned my weaknesses, and commiserated the universal instability of human conduct. I had well-nigh forgotten where I was and our object in coming; but at last I dismissed my anxieties, which were better suited to other surroundings, and resolved to look about me and see what we had come to see. The sinking sun and the lengthening shadows of the mountain were already warning us that the time was near at hand when we must go. As if suddenly wakened from sleep, I turned about and gazed toward the west. I was unable to discern the summits of the Pyrenees, which form the barrier between France and Spain; not because of any intervening obstacle that I know of but owing simply to the insufficiency of our mortal vision

And what is the use of knowing many things if, when you have learned the dimensions of heaven and earth, the measure of the seas, the courses of stars, the virtues of plants and stones, the secrets of nature, you still don’t know yourself?

I stop, then, in my tracks, to recollect the awesome presence that I’ve left behind, the road ahead so long, my life so short, and bow my head and burst out into tears.