You have to learn, in other words, how to get your hands dirty. Between the innocence of the Christian and the worldliness of Machiavelli's new morality, there can be no reconciliation.

换句话说，你必须学会如何弄污你的手,在基督教的纯洁观与,马基雅维利新道德中的世俗观之间,没有任何回旋的余地。

耶鲁公开课 - 政治哲学导论课程节选

you can take clinics if you want to get your hands dirty and start practicing law,

如果你想要入行，开始做律师，你可以去法律实务班，

哈佛法学院的课程 - SpeakingMax英语口语达人

And if you want to join the political game, you must be prepared to get your hands dirty, ? and what Machiavelli means by that, ? how he comes to this problem.

如果你想参与到政治游戏中去，你必须做好弄脏你的手的准备，马基雅维利这么说是什么意思，他是如何谈到这个问题的。

耶鲁公开课 - 政治哲学导论课程节选