各人自掃門前雪,莫管他家瓦上霜 [ㄍㄜˋ ㄖㄣˊ ㄗˋ ㄙㄠˇ ㄇㄣˊ ㄑㄧㄢˊ ㄒㄩㄝˇ , ㄇㄛˋ ㄍㄨㄢˇ ㄊㄚ ㄐㄧㄚ ㄨㄚˇ ㄕㄤˋ ㄕㄨㄤ; ge4 ren2 zi4 sao3 men2 qian2 xue3 , mo4 guan3 ta1 jia1 wa3 shang4 shuang1]
sweep the snow from your own door step, don't worry about the frost on your neighbor's roof (idiom)
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