So much wisdom about our world is contained in the last paragraph: "Seek and learn to recognize who and what, in the midst of hell, are not hell, then make them endure, give them space..."
One of my favorite books, and immensely re-readable. About 100 profound 1- or 2-page descriptions of imaginary cities, great for flipping open to a random page and having your mind blown.
Also features surreal dialogues between Marco Polo and Kublai Khan.