It' called containment. If we let Iran build a couple of nuclear weapons, some crazed ayatollah might decide to sneak one into Washington and destroy most of our federal government. Worse still, Iran could use the first few nukes as a defensive shield and then build a full arsenal of nuclear weapons and ship-launched cruise missiles to attack the US. Given that many people in Iran believe strongly in the concept of martyrdom, it's quiet possible that a crazed supreme ayatollah would use a nuclear arsenal in a first strike against us and sacrifice Iran to destroy most of the US.
Nuclear weapons are the ultimate sneak attack weapons: compact, relatively easy to conceal and extremely powerful. We have to stop this kind of catastrophic scenario early before Iran has any nuclear weapons.
If we let Iran build a couple of nuclear weapons, some crazed ayatollah might decide to sneak one into Washington and destroy most of our federal governmentNah, not these guys. - In The Holy City of Qom.
Hell, let them have nukes...