The world is a great wheel, and we are the spokes.

The world loved man when he smiled. The world became afraid of him when he laughed.

玉米是必需品，银子只是多余的。

Violence is not random; it follows predictable patterns that reflect underlying evolutionary logic.

The P versus NP problem is one of the most important unsolved problems in computer science.

衡量我们行业成功的真正标准是我们如何提升我们运营所在的社区。

量化宽松的问题在于它在实践中有效，但在理论上却行不通。