Human kindness has never weakened the stamina or softened the fiber of a free people. A nation does not have to be cruel to be tough.
人的仁慈从未削弱自由者的毅力或软化他们。一个国家不必变得残酷就可以坚强。
创新不仅仅是技术的问题;它关乎人和流程。
Innovation distinguishes between a leader and a follower.
Legal obligations are not merely moral obligations backed by sanctions.
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。
我们之所以能够区分远处看到的模糊形状和颜色,是因为我们的眼睛的能力。