The highest possible stage in moral culture is when we recognize that we ought to control our thoughts.
道德修养的最高境界，是认识到我们必须控制自己的思想。
"To write is to embark on a journey into the unknown, where every word is a step into uncharted territory."
这是Airbnb爱彼迎CEO布莱恩·切斯基(Brian Chesky) 在他的高中年鉴上写的。
"The only way to have a friend is to be one."
教育必须基于儿童的心理发展，而不是教育者的任意意志。