To prevent Iran from using a nuclear weapon in the future. I would say that justifies immediate action. Iran has already proven they are willing to go all the way.
The US is not an island unto itself. Iran needs regime change now. It has disturbed the peace of the world for far too long. Bolton is right about what needs to be taken out. Hope the Israelis take out Kkamenei too. Your children will never be safe with the Ayatollahs in charge of Iran.
As an Iranian who lived in Iran for many years and under the tyranny of the Ayatullahs I can't confidently tell you that Mr. Bolton is the only politician who knows the Mullahs and how to deal with them. Bravo sir
What exactly is the insights that you appreciate ? the endless war mongering or the utter and complete stupidity about the geopolitics of the Middle East.