Keeping one's mouth shut after asking a question is a great skill in general. When buying used cars, I will often just ask, "Is there anything else I should kn

Keeping one's mouth shut after asking a question is a great skill in general. When buying used cars, I will often just ask, "Is there anything else I should know about the car?" and then wait. It's also good for extracting confessions ("What can you tell me about this broken cookie jar, son? [long pause]").