殷忧启圣

yīn yōu qǐ shèng

deep suffering can lead to enlightenment (idiom)

storms make oaks take deeper root

殷

yīn

dynasty name at the end the Shang dynasty, after its move to Yinxu 殷墟[Yin1 xu1] in present-day Henan

忧

yōu

to worry

启

qǐ

variant of 啟|启[qi3]

圣

shèng

(bound form) peerless (in wisdom, moral virtue, skill etc)