Profitability and responsibility are not opposites; they are two sides of the same coin.

The state is the most important institution in human society, and its strength or weakness is the key determinant of a society's success or failure.

In the quest for a unified theory, we must embrace the unknown and be willing to question our most cherished beliefs.

要得到你想要的某样东西，最可靠的办法是让你自己配得上它。这是一个十分简单的道理，是黄金法则。你们要学会推己及人，方能成事。

The speech we hear is an indication of that which we don't hear. It is a necessary avoidance, a violent, sly, anguished or mocking smokescreen which keeps the other in its place.