The speech we hear is an indication of that which we don't hear.

Innovation is the key to staying ahead in the fruit industry.

The economics of gender is not a niche subject; it is central to understanding modern economies.

道法自然，顺应自然即是遵循道。

创新不是颠覆，而是让复杂的事情变简单。

L-函数的算术是解开数论秘密的关键。