三省吾身

Explanation: Province: inspection, introspection. Body: itself. Originally referred to the day from three to check yourself. Self-examination three times a day, said. After repeatedly refers to consciously examine their own. Also as "I at the three provinces." 　　Source: "The Analects" has Master said 'I three times daily, for others seeking the infidelity or Down? '" 　　Examples: ~, That for no transgression. (Song Mai "Chai Yung Fu continued pen-fifth by the poor")