农业的可持续性不是一种选择，而是生存的必需。
The most advanced systems are those that work in harmony with nature.
We don't inherit the earth from our ancestors; we borrow it from our children.
The poor are not just passive victims; they are active agents trying to navigate a difficult world.
人的思想是了不起的，只要专注于某一项事业，就一定会做出使自己感到吃惊的成绩来。
These walls are very interesting. When you first went to jail, you hated the high walls, and slowly, you get used to it. This is called institutionalization.