我硬起心肠来对待他。用英语怎么说？

我硬起心肠来对待他。

I hardened my heart against him.

hardened

adj. 变硬的，坚毅的；v. （使）变硬( harden的过去式和过去分词 )，（使）坚固，（使）硬化，（使）变得坚强；

例句
He was certain Sid would be eaten alive by the hardened criminals in the jail.
他确信锡德在监狱中肯定会被那些怙恶不悛的罪犯们扒掉一层皮。

my

adj. 我的(I的所有格形式)；int. 啊呀，天啊；

例句
Racial discrimination is abhorrent to my council and our staff...
我的顾问班子和全体工作人员都对种族歧视深恶痛绝。

heart

n. 心，心脏，感情，要点，胸部；vt. 鼓励，激励；vi. 结心；

例句
...abnormal heart rhythms and high anxiety levels.
心律不齐和高度焦虑

against

prep. 反对，对…不利，紧靠，以防；

例句
His hand brushed against hers; it could have been either accidental or deliberate.
就在有意无意间，他的手轻轻拂过她的手。

him

pron. (he的宾格)他；

例句
They said goodbye to him as he got aboard the train at Union Station.
当他在联合火车站登上火车之际，他们向他道别。