福无双至，祸不单行

Explanation: Fortunately, the arrival of something that is not continuous, but calamity will follow. 　　Source: Ming Shinai "Tales of" the thirty-seventh back: "Song Jiang listening, pull given two Gongren said:" it is hard it is! It is' blessing Troubles never come singly. '" 　　Examples: Lotus heard that, and my heart like a knife in general, said the son, called ~, I always Wang Jinlian harm son. "★ Qing Anonymous" said Hu Biography "X back