天长地久

天长地久 　　Explanation: With the existence of heaven and earth as a long time. Described a long time. Also described never change (and more that love). 　　Usage: Joint type; as predicate; described a long time 　　Source: Qin Li Er, "I": "ever and ever, world so those who can be long and long, with its non-self, and it could be longevity." Thesaurus:  Iron unyielding, as long as the heaven and earth endure, adamantine, Hao ran Qi, Candour Not A, constancy not to change, Jian-Gang unyielding, to give rewards or punishment strictly and impartially Antonym Group:  Let bygones be bygones, Do not chase past