【释义】人穷的时候不能丧失道德的标准，而发达的时候也不能背弃自己做人的原则。

熄灭了吧，熄灭了吧，短促的烛光！人生不过是一个行走的影子，一个在舞台上指手划脚的拙劣的伶人，登场片刻，就在无声无臭中悄然退下；它是一个愚人所讲的故事，充满着喧哗和骚动，却找不到一点意义。

The difference between good and great is the attention to detail.

The true measure of success in forestry is leaving the land healthier than we found it.

创造力是具有严肃后果的一种游戏形式。

Agriculture is the foundation of manufactures, since the productions of nature are the materials of art.