人が何を言おうと気にしない。の英語

I do not mind what people say.

I don't mind what people say.

I don't care what people say.

I don't care [mind] what people say about me.

He gives no heed to advice or warning.

He who knows, does not speak. He who speaks, does not know.

disinclined to say anything to anybody

I would not do such a thing for anybody.

to caution a person for their bad behavior

Let people talk; I don't care.

As for us, we are proud to have helped Ichiro set a new major league record.

You should not make offensive remarks.

Never speak ill of the absent

“Nil nisi bonum.”【イディオム・格言的】

a professed liar

one cannot say such things lightly

You must be careful in speaking to him, for he is apt to take offence.

in speaking or writing, to be off the main point or theme

Don't judge a man by what he has.

You should not speak ill of people.

You should not judge people by their appearance.

Don't ignore your subordinates.

I am not alluding to any person in particular.

Don't point at others.

I'll teach you to meddle in my affairs.

a conjecture made by an outsider of a group

That comes of neglecting my advice.

You should not condemn a person unheard.

Don't make a fool of me.

You cannot judge a person if you don't know him well.