To know yet to think that one does not know is best Not to know yet to think that one knows will lead to difficulty. Lao Tzu Next Quote Truthful words are not beautiful beautiful words are not truthful. Good words are not persuasive persuasive words are not good. - Lao Tzu Previous Quote Simulated disorder postulates perfect discipline simulated fear postulates courage simulated weakness postulates strength. - Lao Tzu