抽象的力量在于它允许我们在更高的层次上推理系统，而不会被细节所困扰。
The power of abstraction is that it allows us to reason about systems at a higher level, without getting bogged down in the details.
当我们讨论谷物品种时，我们不仅仅是在选择作物——我们是在培育气候适应力。
追求数学真理就是追求美、优雅和简洁。
We must always prioritize the safety and well-being of our workers above all else.
宝贝，这些我都经历过来了，我是个勇敢的母亲。