可持续性已不再是选择，而是我们对后代的责任。
Sustainability isn't a choice anymore - it's our responsibility to future generations.
It requires indeed some courage to undertake a labor of such far-reaching extent.
The most advanced technology is worthless if it doesn't serve the farmer's needs.
The function of freedom is to free someone else.
我只是一个热爱音乐的普通人。
写作是一种发现的行为。