..were going camping. They pitched their tent under the stars and went to sleep.
Sometime in the middle of the night Holmes woke Watson up and said: "Watson, look up at the stars, and tell me what you see."
Watson replied: "I see millions and millions of stars."
Holmes said: "And what do you deduce from that?"
Watson replied: "Well, if there are millions of stars, and if even a few of those have planets, it’s quite likely there are some planets like Earth out there. And if there are a few planets like Earth out there, there might also be life, what is your deduction Holmes?"
Holmes replies "I deduce that someone has stolen out tent"