Reading Paolo Coelho's "The Alchemist"
"But all this happened for one basic reason; no matter how many detours and adjustments it made, the caravan moved towards the same compass point. Once obstacles were overcome, it returned to its course, sighting on a star that indicated the location of the oasis. When the people saw that star shining in the morning sky, they knew they were on the right course toward water, palm trees, shelter, and other people."
