He tore my heart， but you broke my life.

Leadership is about making tough decisions today that will pave the way for a better tomorrow.

"To be hopeful in bad times is not just foolishly romantic. It is based on the fact that human history is a history not only of cruelty, but also of compassion, sacrifice, courage, kindness."

To understand a program you must become both the machine and the program.

最好的学习方法就是实践。