While waiting for the opportune moment to steer the topic toward something you know about, pretend the person you’re talking to is your patient and you are an analyst. Say “Hmm” and “Really?” a lot, and “Why do you say that?” and “How does that make you feel?” This is called active listening but could just as well be called, getting ready to hijack the conversation. When a salient point comes along, pounce on it. “I see what you’re saying, and that’s exactly why I always wanted to be a cyborg.” Presto, the conversation is yours.

See full article: How to Lie About Books