 And the first lesson was long live Chairman Mao. And the second lesson was greetings. And in those days, we greeted each other with, which means, where are you going? Have you eaten? So those were the greetings in English I learned. So when I first came to Britain, I used to go around and ask people where they were going and whether they had eaten. That's hilarious. What did people say to you when you said that to them?