Be iron-like steadfast; integrity and unyielding character. - Chinese Idiom

铮铮铁骨。- 汉语成语

再造之恩。- 汉语成语

The grace of rebirth. - Chinese Idiom

感恩图报。- 汉语成语

Be grateful to somebody and seek ways to recompense. - Chinese Idiom

Deeply grateful favours. - Chinese Idiom

恩重如山。- 汉语成语

怒火中烧。- 汉语成语

Blazing anger burns in one's heart. - Chinese Idiom

Forget and forgive old grudges. - Chinese Idiom

不念旧恶。- 汉语成语

没齿难忘。- 汉语成语

Remember for the rest of one's life. - Chinese Idiom

当面怕你的人背后会恨你。- 格言

He that fears you present, will hate you absent. - Maxim

对已经和解的敌人必须提防。- 格言

Take heed of a reconciled enemy. - Maxim

Gratitude is the sign of noble souls. - Maxim

感恩是精神高尚的标志。- 格言

Envy shoots at others and wounds himself. - Maxim

嫉妒者既害别人，也伤自己。- 格言

Enmity between husband and wife doesn't last the night. - Proverb

夫妻没有隔夜仇。- 谚语

A lean compromise is better than a fat lawsuit. - Chinese Proverb

冤家宜解不宜结。- 汉语谚语

饮水思源。- 汉语成语

When drinking water, think of its source. - Chinese Idiom

Do unto him as he does unto others. - Chinese Idiom

以其人之道，还治其人之身。- 汉语成语

Send charcoal in snowy weather.
(Provide timely help.) - Chinese Idiom

雪中送炭。- 汉语成语

For a peach thrown on you, return a plum as due.
(Return a favor with a favor.) - Chinese Idiom

投桃报李。- 汉语成语

We should never remember the benefits we have offered nor forget the favor received. - Zhu Zi's Family Maxims

施惠勿念，受恩莫忘。- 朱子家训

创伤可愈，伤疤犹存。- 谚语

Though the wound be healed yet a scar remains. – Proverb

There is no medicine to cure hatred. – Proverb

仇恨无药可医。- 谚语