Safety isn't a priority—priorities can change. Safety is a core value that never changes.

大海不拒绝各种各样的水，所以才能成就它的博大；大山不拒绝形形色色的土石，所以才能成就它的高峻；贤明的君主不嫌弃百姓，所以能够聚集众多的臣民；读书人不厌倦学习，所以能达到圣贤的境界。

地理学是研究地球作为人类家园的科学。

Understanding the fundamental forces of nature is essential to comprehending the cosmos.

You don't manage people; you manage things. You lead people.