無事獻殷勤,非姦即盜 [ㄨˊ ㄕˋ ㄒㄧㄢˋ ㄧㄣ ㄑㄧㄣˊ , ㄈㄟ ㄐㄧㄢ ㄐㄧˊ ㄉㄠˋ; wu2 shi4 xian4 yin1 qin2 , fei1 jian1 ji2 dao4] one who is unaccountably solicitous is hiding evil intentions (idiom) ◄ ►