创新不仅仅是创造新事物；它关乎改进已有的事物。

生活的美在于它的不完美。

The only way to tell the truth is to speak with kindness. Only the words of a loving man can be heard.

Simple, sincere people seldom speak much of their piety; it shows itself in acts rather than words, and has more influence than homilies or protestations.

可持续性不是一种选择，而是我们对下一代的责任。