translation.en: I think there are only two exceptions that I'm aware of -- two-year-olds, they are not rational, they have very fickle preferences, they switch what they think all the time, and schizophrenics are probably not rational, but pretty much everybody else is rational.
translation.zh: 我只知道两种例外情况 两岁大的孩子，他们不是理性的 他们想要的东西随时都在变 他们的思维方式也在不停的变化 精神分裂症患者也不是理性的 但除了以上两者以外，其他所有人都是理性的