Some men in a pickup truck drove to a lumber yard.One of the men walked into the office and said, „We need some four-by-twos.“The clerk asked, „You mean two-by-fours, don’t you?“The man said, „I’ll go check,“ and went back to the truck.He returned shortly and said, „Yeah, I meant two-by-four.““All right. How long do you need them?“The customer paused for a moment and said, „I’d better go check.“After a while, he returned to the office and said, -„A long time. We’re gonna build a house…“