Don't torture yourself. 别太为难自己。
例句：
Everyone makes mistakes,don't torture yourself.
每个人都会犯错，别太为难自己。
He is fine,don't torture yourself.他很好，别太为难自己。
A:What if he wants to hurt himself?
他要伤害自己怎么办？
B：No,he won't.不，他不会的。
A:What if he feels sad so deeply?
他感到伤心怎么办？
B:Honey,don't torture yourself,it's not all your fault.
亲爱的，别太为难自己了，这不全是你的错。