➊ Perhaps I can best illustrate by imagining what I should most like to see if I were given the use of my eyes, say, for just three days. And while I am imagining, suppose you, too, set your mind to work on the problem of how you would use…

➊ The next day—the second day of sight—I should arise with the dawn and see the thrilling miracle by which night is transformed into day. I should behold with awe the magnificent panorama of light with which the sun awakens the sleeping ea…