Some here argue that, as long as US and other powers have nuclear weapons, Iran should also be allowed to develop them. This is a foolish argument. Would you give a gun to a mental patient just becuase other people have guns? This is the equivalent of some people reasoning here: "Well, it is legal to own guns, and look the police carry guns... so we should let the mental patient have a gun too!"
U.S. warns governments, bankers Iran sanctions still in place (Reuters)
from the article: Turkey PM: If you don't want Iran to have nukes, give yours up