"If," said the druggist, "you will give this new tonic a trial I'm sure you will never use any other."
"Excuse me," rejoined the customer, "but I prefer something less fatal."
"Do you know, George, Papa thinks you are a literary man."
"Where did he get that idea?"
"I don't know, but he said you looked just like a bookmaker."
Student—Professor, which is the logical way of reaching a conclusion?
Professor—Take a train of thought, my boy.