translation.en: Tyrone Hayes: It was a surprise to me as well that I would be talking about pesticides, that I'd be talking about public health, because, in fact, I never thought I would do anything useful.
translation.zh: Tyrone Hayes：我也很吃惊 我会谈论杀虫剂， 我会谈论公共健康， 因为我从来没想过我会做什么有用的事。