Passage I am an invisible man. . . I am invisible, understand, simply because people refuse to see me. Like the bodiless heads you see sometimes in circus sideshows, it is as though I have been surrounded by mirrors of hard, distorting glass. When they approach me they see only my surroundings, themselves. Or figments of their imagination—indeed, everything and anything except me. . . You often doubt if you really exist. . . You ache with the need to convince yourself that you do exist in the real world. Questions;
Which novel is this passage taken from？