足不强则迹不远，锋不銛，则割不深。
解释：脚力不强劲，行程就不会远；刀刃不锋利，割东西就不会深。
The causal framework is the foundation of scientific reasoning.
"To live is the rarest thing in the world. Most people exist, that is all."
The teacher must believe in the potential of his students. He must see in each one of them a spark of the divine fire.
我不会让挫折阻止我，它们让我更强大。
软件开发中最重要的一个方面是明确你试图构建什么。
成功是相对的：它是我们对自己制造的混乱所能做出的补救。