translation.en: Well, other people have figured out how much energy the human brain and that of other species costs, and now that we knew how many neurons each brain was made of, we could do the math.
translation.zh: 有些人已经想通了， 人类的大脑能消耗多少能量 和其他物种的大脑消耗多少能量 而现在,我们知道 每个大脑中有多少神经元，我们可以算一算。