Sherlock Holmes and Dr. Watson went on a camping trip. After a good meal and a bottle of wine, they lay down for the night and went to sleep. Some hours later Holmes woke up, nudged his faithful friend and said, "Watson, I want you to look up at the sky and tell me what you see." Watson said, "I see millions and millions of stars." Sherlock said, "And what does that tell you?" After a minute or so of pondering Watson said, "Astronomically, it tells me that there are millions