What metaphors are used in In the Shadow of War by Ben Okri?

Ben Okri utilizes vision as a recurring motif in "In the Shadow of War," contrasting images of light, vision, and visibility with images of darkness (or shadow), blindness, and invisibility. Light, vision, and visibility function as metaphors for truth, knowledge, and understanding, while darkness, invisibility, and blindness function as metaphors for lack of knowledge, comprehension, or a clear perception of the truth.