Intelligence is not to make no mistakes,But quickly to see how to make them good.

"The human heart, at whatever age, opens only to the heart that opens in return."

让它简单。让它难忘。让它吸引人。让它读起来有趣。

学会爱自己，这是最伟大的爱。

教育的艺术必须从教育的科学中衍生出其规则。