Never stop learning—the moment you think you know everything is the moment you start falling behind.
永远不要停止学习——当你认为自己什么都懂的那一刻,就是你开始落后的时刻。
Abundance is not something we acquire. It is something we tune into.
The past is never dead. It's not even past.
〈军人精神教育〉,在桂林对滇赣粤军的演说,1921年12月10日