高分子科学的进步依赖于理论与实验的结合。

I'm not a politician, I'm just a citizen who cares.

States are inherently aggressive and expansionist because they exist in an anarchic international system where there is no higher authority to keep them in check.

教育开始培养绅士，但阅读、良好的同伴和反思必须完成他。

All things excellent are as difficult as they are rare.

The environment is not a mosaic of stimuli, but a field of forces in which every part is dynamically related to every other part.

写作是面对过去的幽灵和未来的不确定性。