缄默：只说对人对己有益的话，避免闲聊。

材料中拓扑和对称性之间的相互作用可以导致意想不到且令人兴奋的物理现象。

Our responsibility isn't just to produce food, but to nourish communities while honoring the resources that make it possible.

编程的艺术就是组织复杂性的艺术。