欲望使人即使到了天堂也会坐立不安。

The United States is the most powerful country in the world, and it will remain so for the foreseeable future.

I write to understand as much as to be understood.

The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

在商业中，就像在生活中一样，你必须愿意适应才能生存。