Man is so much the voice of his interest that it is not enough to make him see the right, but you must make him feel it.
人很容易被自己的利益驱使,仅仅让他看到正确是不够的,还必须让他感受到它。
忠言逆耳利于行。就像疼痛提醒你哪里病变一样。
The great end of life is not knowledge but action.