A candidate for Congress from a certain Western state was never shy
about telling the voters why they should send him to Washington.
"I am a practical farmer," he said, boastfully, at one meeting. "I
can plow, reap, milk cows, shoe a horse--in fact, I should like you to
tell me one thing about a farm which I can not do."
Then, in the impressive silence, a voice asked from the back of the hall: "Can you lay an egg?"