There are only two rules. One is E. M. Forster's guide to Alexandria; the best way to know Alexandria is to wander aimlessly. The second is from the Psalms; grin like a dog and run about through the city.
E.M. Forster (1879 - 1970)
Source: The Wit and Wisdom of the 20th Century, by Frank S. Pepper, 1987.