Learning is the process of modifying symbolic structures to improve performance.
学习是通过修改符号结构来提高性能的过程。
The value of freedom is truly understood only when lost.
宇宙是一个全息图，我们都是这个宏伟宇宙投影的一部分。
整个言语行为包括发声的行为和表达意义的行为。
The agriculture of tomorrow must be built on the lessons of today.
The beauty of formal methods lies in their ability to provide absolute certainty about the correctness of a system.
The sun, with all those planets revolving around it and dependent on it, can still ripen a bunch of grapes as if it had nothing else in the universe to do.