《论语·颜渊篇》
孔子说： 君子通常成全他人的好事，而不促成别人的坏事。小人则与此相反。 
子曰： 君子成人之美，不成人之恶；小人反是。 
Confucius said: A gentleman usually accomplishes the good deeds of others, but does not facilitate the bad deeds of others. A villain is the opposite.