对高分子的研究不仅仅是化学的一个分支；它是一种关于物质的新思维方式。

Enjoyment appears at the boundary between boredom and anxiety, when the challenges are just balanced with the person’s capacity to act.

发展经济学最终是为了改善人们的生活。

A leader has the vision and conviction that a dream can be achieved. He inspires the power and energy to get it done.

The man who believes that the secrets of the world are forever hidden lives in mystery and fear. Superstition will drag him down. The rain will erode the deeds of his life. But that man who sets himself the task of singling out the thread of order from the tapestry will by the decision alone have taken charge of the world and it is only by such taking charge that he will effect a way to dictate the terms of his own fate.