I think everyone is going crazy because an actual human being is running for POTUS that makes errors as opposed to your typical robotic teleprompter readers who can't complete a sentence without one. Imagine if 40 years of the things you said were recorded and every word was dissected a in a way to make you look bad by the media. As far as a threat to national security, do you really think other nations are going to poke a guy that they think is nuke happy? I really doubt it.