Every challenge is an opportunity in disguise.
沟通中最重要的是听到没有说出来的话。
——〈在北京湖广会馆学界欢迎会的演说〉，1912年8月30日
"The greatest glory in living lies not in never falling, but in rising every time we fall."
The power of human cognition comes from its ability to generalize.
