穷人面临的约束往往是政策制定者看不到的。

"The universe is a puzzle, and each discovery is a piece that brings us closer to the complete picture."

这是我的珍妮。

有两类公司，一种公司为提高价格而工作，一种公司为降低价格而工作。我们会成为第二种。

For the livestock industry to develop, it must take an environmentally sustainable path.

The only learning which significantly influences behavior is self-discovered, self-appropriated learning.