智者不会用笔来为自己辩解，这已是永恒的法则。

It is a fixed rule with the wise never to defend themselves with the pen.

youdao

没有人能够获得任何东西，除非他值得拥有它。这是一个永恒的法则。

No one can get anything unless he earns it. This is an eternal law.

youdao

这里是能经受时间考研的五条永恒的管理法则。

Here are five timeless management laws that have stood the test of time.

youdao