Dumb Customers

Why is it that people think if they ask a question a different way they will get the response they want? I mean am I in a court of law and if you phrase it differently for me my answer has different meaning? For example here is some banter a customer and I got into.
Me: […]

I work at a computer store. It’s not a huge chain but a smaller one that deals mainly in computer hardware. We have two locations. I have to deal with people who think they know more than me all the time and usually it’s pretty easy to point out to them that I am right […]