殷忧启圣

yīn yōu qǐ shèng

deep suffering can lead to enlightenment (idiom)

storms make oaks take deeper root

yīn

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

yōu

to worry

variant of 啟|启[qi3]

shèng

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