你知道的越多，你就越意识到你不知道的越多。

数学中的发现过程往往比结果本身更重要。

"Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding."

To every action there is always opposed an equal reaction； or， the mutual actions of two bodies upon each other are always equal， and directed to contrary parts.

唯一真正的光是灵魂的光。

电影的美在于它能够不用言语就唤起情感。

The greatest danger to American agriculture is the loss of the family farm.