"Home is not where you are from, it is where you belong."
"The world is a game, and the game is a shadow."
Humility is the mark of a great leader.
The ultimate measure of a man is not where he stands in moments of comfort and convenience， but where he stands at times of challenge and controversy.
我不计算练习的时间，而是让时间有价值。
学习本质上是刺激-反应连接的问题。
"Truth is not found in the light, but in the shadows we're afraid to explore."