疾風知勁草，烈火見真金 [－风－劲－－－－见－－]
Jyutping
zat6 fung1 zi1 ging6 cou2 , lit6 fo2 gin3 zan1 gam1
Pinyin
jí fēng zhī jìn cǎo , liè huǒ jiàn zhēn jīn
-
lit. sturdy grass withstands high winds and true gold stands the test of fire (idiom)
-
fig. strength of character is revealed in a crisis