translation.en: I started doing some research then, and this was the 25-year journey, and started finding out that actually human beings as primates have far smaller stomachs and far larger brains.
translation.zh: 我从那时起开始从事相关的研究，到现在已经二十五年了 我最早的发现就是 若以体重为标准 身为灵长类动物的人类 胃很小 大脑却很大