刚愎

gāng bì zì yòng

刚愎自用

be obstinate and self-opinionated

tā shì yī gè hěn gāng bì ér wán gù de rén

他是一个很刚愎而顽固的人。

He's a very headstrong and mulish person.

tā dà duō shù shí hou shì gè fēi cháng jué jiàng hé gāng bì de rén dàn wǒ xiǎng tā gǔ zi lǐ shì hěn cuì ruò de

他大多数时候是个非常倔强和刚愎的人，但我想他骨子里是很脆弱的。

He's a very headstrong and mulish person most of the time, but underneath I think he's quite vulnerable.