The essence of learning is the acquisition of meanings.

"Every company is a software company."

"Always be learning. The world is constantly changing, and you need to keep up."

当你有酒有肉的时候，很多兄弟朋友跟着你，可是当你遇到紧急危难的时候，却连一个人也看不到。

数学是上帝用来书写宇宙的语言。