《三国志·魏书·徐胡二王传》
担心人知道前进却不知道收敛，知道追求欲望却不知道满足，所以才有困窘的牵累，有悔恨的想法。
患人知进而不知退，知欲而不知足，故有困辱之累，悔吝之咨。
Worry that people know how to advance but don't know how to restrain, know how to pursue desires but don't know how to be content, thus there is the burden of misery, the thoughts of regret.