A customer enters the business consultant’s office and says, "I saw your special offer on your company sign, which says that you can answer 3 questions for 1000 dollars. I have 3 questions, but don’t you think that 1000 dollars are too expensive?"

Without a long thought, the business consultant answers: "Yes, quite expensive, since you can easily look it up anywhere and by the way, you already know the answer! ... And what is your second question?".