天有不测风云，人有旦夕祸福 (天有不測風雲，人有旦夕禍福) tiān yǒu bùcè fēng yún, rén yǒu dàn xī huòfú

tiān yǒu bùcè fēng yún, rén yǒu dàn xī huòfú phrase fortune as unpredictable as the weather, every day may bring fortune or calamity
Domain: Proverb 谚语
Notes: (CC-CEDICT '天有不測風雲，人有旦夕禍福')