ほんとお前人間のクズだな。の英語

You really are the chaff of humanity.

You are human scum.

You are a true fool.

What a poor creature you are!

You are really stupid, aren't you?

You really are a nuisance.

Even with that, you are a pitiful man.

Like I thought, you're an idiot.

You are not actually an idiot.

You are very provoking―enough to provoke a saint.

You are an idiot, really

You're sick!

You're a human.

You're a person.

You bear the semblance of a man, but have the heart of a beast.

You should know better than to do that.

You are really a hopeless idiot, aren't you?

You're really a hopeless idiot, aren't you?

you flaming idiot

You're a murderer.

You heartless man!

Oh, you are awful!

You are a tough guy.

You are like the boy who cried wolf.

You are an awful person.

What a man you are!

You're all morons.

You should know better.

You fail as a human being.

You are a tricky person to deal with.