Why is the…

What do dogs do after they finish obedience school? They get their masters.

No matter how smart you are you can never convince someone stupid that they are stupid.

At Christmas time, how do you perform the inverse operation to exponentiation? Yule log.

If you can’t convince them, confuse them.

Sorry, there is no offensive jokes about cows. Why? They all have been re-mooh-ved.