言必信，行必果

Explanation: Keep credit; fruit decisively, resolutely. Said to be trustworthy, work must be done. 　　Usage: Complex sentence; as predicate, subject, clause; with compliment 　　Source: "Analects, XIII," Promises must be kept and action must be resolute, obstinate obstinate then villain Kazuya. " 　　Examples: We Chinese people mean what they say, has always been ~. Thesaurus:  solid, Mo Ke controvert, A word spoken is past recalling., gentleman to reach a binding agreement verbally, Nobuyuki made fruit, Action must be trustworthy,, Indelicacy Letter fruit Antonym Group:  Let the dead bury the dead., Be carefree and leisurely Tolerance, breadth, Profile up to breadth, extensive breadth, Bury former enmity, care nothing about, not (to)care a straw, bearing extensive, ability to write spare sb.'s feelings, Huodataiduo, fail to make good one's promise, ask for higher pay for goods or service rendered