债务要么产生于契约，要么产生于侵权行为。

The poor dream all their lives of getting enough to eat and looking like the rich. And what do the rich dream of? Losing weight and looking like the poor.

文学是文化之间的桥梁，一种跨越我们之间距离的方式。

每一颗种下的种子都是对未来的承诺——一个食品安全与生态健康密不可分的未来。