[rěn xīn hài lǐ]   

忍    心    害    理    忍：残忍。心地残忍，丧尽天良。

指心地残忍，丧尽天良。

Ruthless and devoid of human feelings

忍辱含垢    忍辱负重    忍尤含垢    忍耻含羞    忍俊不禁