The United States, in their expansive capacity, are capable of containing within their limits the whole population of the earth.

To understand mathematics is to understand the fabric of reality.

写作是探索人类心灵复杂性的一种方式。

A publicist nowadays is a man who bores the community with the details of the illegalities of his private life.

Precision agriculture is not a luxury; it's a necessity for feeding the world sustainably.