I much prefer Douglas Adams' reformulation: When you have eliminated the improbable, whatever is left, however impossible, must be the truth. After all, it's p

I much prefer Douglas Adams' reformulation: When you have eliminated the improbable, whatever is left, however impossible, must be the truth. After all, it's pretty much certain that you don't know everything, isn't it? (For clarity: I'm not entirely serious, but I do agree with the parent's opinion on Sherlock Holmes.)