Sidney there is no point explaining this to him. He was not looking to be convinced, he was merely casting aspersions.
He is no more likely to change his mind about guns than you are to change your mind about Toyota.
Here is my CCW "classroom:"
Been taking the class for over 10 years. If you include my PI and subpoena work, it's been more like 15.
Me on the job some years back. Sorry if i look a little pudgy....my class IIIA body armor doesn't really help my figure in pictures...