I'm sure I know what you're getting at. Before I have any inside information on the teachers, I would have to act or dress "within the norm," so to speak, on the interview day. O ...
When I first saw that I also felt "愛的鼓勵" is so 無聊, I played along just to make my son happy, until I saw him doing it to himself when he ran into something really difficult on the computer. And he did that to me and his brother a couple of times, when he saw us stumble upon something difficult.
The 無聊 trick actually has great power in itself, for one it teach you how to care for others, I won't say it is 無聊 anymore.