A moral being is one who is capable of reflecting on his past actions and their motives.

To lose one parent may be regarded as a misfortune; to lose both looks like carelessness.

设定目标是将无形变为可见的第一步。

"The past is always with us, whether we acknowledge it or not."

我们需要为拆卸而设计，就像为组装而设计一样。