You're discouraged from bragging about your possessions.
Ace just bought a new luxury car with his work bonus money and has some friends over.
Ace wants to tell his friends about his new car.
Ace mentions that he got a nice new car and asks his friends what cars they like.
Ace tells his friends about his car and goes over every detail of its luxury features.
Ace's friends all share about their cars, starting a nice conversation.
Ace's friends get annoyed because they really don't care much about the car.