天下没有几百年不出现弊端的制度，也没有永远不变的法律。

In science, the most dangerous phrase is 'We've always done it this way.'

Diversity in forest species mirrors the diversity needed in business thinking.

"The past is a shadow that follows us, but it is also the light that guides us forward."

软件工程的目标是生产可靠、可维护和高效的软件系统。