I'm very confident in my decisions because I make them for myself.

In the silence of reading, we find the loudest truths.

种一棵树最好的时间是20年前，其次是现在。

We begin with the hypothesis that any subject can be taught effectively in some intellectually honest form to any child at any stage of development.

我不相信幸福的结局，我相信必要的结局。

注释：怨恨产生于不能容忍他人的小过错，祸患产生于事先没有谋划。