儿童不会自己判断自己，他是以别人对他的态度来判断自己的。

"The most rewarding part of directing is seeing the final product and knowing you've created something meaningful."

We don’t have as many managers as we should, but we would rather have too few than too many.

解释：人有知识，犹如树木有枝叶，树木有了枝叶，能带给人阴凉，人有了知识，就可以为人民做更多的事。

可持续性不是一种选择，而是我们对下一代的责任。