The human cost will be less than the people the Mullahs have already murdered.
The people have already been going on the streets, knowing about the brutality, and gotten mowed down by machine gun fire. A lot of Iranians are ready to lay down their lives if it means the end to the Mullahs.
Yes both parties are war mongers but I don't think that lets Trump off the hook even a little. This wasn't necessary or inevitable. Trump's not even really trying to justify it.
So he's comparing a human being to AI, finally showing what our AI overlords think of humanity: we're just wasteful resources to be replaced by more efficiency tools.