最伟大的战斗不是用武器进行的，而是用思想进行的。
The greatest battles are not fought with weapons, but with ideas.
课程必须被视为达到目的的手段，而不是目的本身。
语言是我们拥有的最强大的武器。
可持续包装不是成本中心——它是你的品牌对未来最明显的承诺。
心灵分为有时会相互冲突的部分。就像骑在大象背上的骑手，意识、推理的心灵部分对自动、情感的部分只有有限的控制。
数学的本质在于它能够揭示宇宙中隐藏的模式和结构。
The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.