A farmer was entertaining some visitors to his farm. His spread included some twenty-five hundred acres. They asked him how he planted the seed. He reached in a bin and pulled out an ear of corn. Then he proceeded to pop out the kernels one by one as he walked along, demonstrating the planting process. The farmer then said, "Do you believe that?"

No, sir! was the reply.

Why not? the farmer asked.

"Well for one thing," one of the visitors said, "there's that big machine sitting ov…