Humanity's genius is to have always had a sense of its weakness. 人类的智慧在于总能感受到自身的脆弱
The farmer becomes a craftsman, trader or peddler. 农民变成了工匠 商人或者小贩
Is a necessary contribution to its subsistence. 对于生存都是必需品
Children are a family's only asset, 孩子是家庭的唯一资产
the economy seemed like a natural and equitable alliance. 经济似乎是自然平衡的联盟
For a long time, the relationship between humans and the planet... 很长一段时间里 人类和地球的关系
Over one and a half billion human beings- 也就是超过15亿人类的经历