A good conversation is not a group of people making a series of statements at each other. (In fact, that’s a bad conversation.) A good conversation is an act of joint exploration. Somebody floats a half-formed idea. Somebody else seizes on the nub of the idea, plays with it, offers her own perspective based on her own memories, and floats it back

So why don’t people talk more? Epley continued his research and came up with an answer to the mystery: We don’t start conversations because we’re bad at predicting how much we’ll enjoy them. We underestimate how much others want to talk; we underestimate how much we will learn; we underestimate how quickly other people will want to go deep and get