translation.en: So the first question, and you might want to write this down, either on a bit of paper, physically, or a virtual piece of paper in your head. And, for viewers at home, you can try this as well.
translation.zh: 第一个问题，我建议你把问题记下来 抄在纸上，或想像中的纸上 坐在电脑前的你也可以试著作答