我不完美，但我正在努力。

The mother-child relationship is paradoxical and, in a sense, tragic. It requires the most intense love on the mother's side, yet this very love must help the child grow away from the mother, and to become fully independent.

垂直农业让我明白，限制常常会激发最明亮的创新。

The text is a tissue of quotations drawn from the innumerable centers of culture.

我们花了很多时间教领导者该做什么，却没有花足够的时间教他们该停止什么。