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.

The strength of a habit is a function of the number of times it has been reinforced.

真相往往隐藏在最小的细节中。

几何学是关于永恒存在的知识。

The higher your energy level, the more efficient your body. The more efficient your body, the better you feel and the more you will use your talent to produce outstanding results.

The chemical industry is the backbone of modern civilization, and we must treat it with the respect and responsibility it deserves.