学习的魅力主要在于心灵在获取知识时体验到的满足感。
The nervous system is a dynamic, ever-changing system.
一个民族的活力随天气和季节而变化。
"In the end, we will remember not the words of our enemies, but the silence of our friends."
Innovation is not going from 1 to N, but from 0 to 1.