“This house,” said the real estate salesman, “has both its good points and its bad points. To show you I’m honest, I’m going to tell you about both.

The disadvantages are that there is a chemical plant one block south and a slaughterhouse a block north.”

“What are the advantages?” inquired the prospective buyer.

“The advantage is that you can always tell which way the wind is blowing.”

One Liner
Studies have shown that cows produce more milk when the farmer talks to them. It’s a case of in one ear and out the udder.