冰山易倒

Explanation: Dissolving icebergs encountered sun, easy to collapse. Analogy can not rely on long-term backing. 　　Source: "Butterfly Media" Thirteenth back: "That's to be more public, although I do not thin, Chennai in his life no more easily tip down, yet to know stay for long." 　　Examples: Prime Minister Guozhong people have surrendered, but that ~ Chang Tuan, not attached to power and privilege.