祸福无常
huò fú wú chánghuofuwuchang
- disaster and happiness do not follow rules (idiom); future blessings and misfortunes are unpredictable
huò fú wú chánghuofuwuchang
Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences