成功的关键在于坚持和持续改进。
你无法管理你无法衡量的东西。
〈在广东第一女子师范学校校庆纪念会的演说〉,1924年4月4日
如果你没有深陷其中,你怎么知道自己有多高?
The best moments in our lives are not the passive, receptive, relaxing times... The best moments usually occur if a person's body or mind is stretched to its limits in a voluntary effort to accomplish something difficult and worthwhile.