So yes, when a gun isn't used, it causes no harm.
Ok, but you make it sound as if that's my stance. I never said that that was my opinion; to eliminate all guns.
assuming you are in favor of restrictions, which restrictions would you like to see put into place?
Guns used properly cause minimal collateral damage. If someone is in my home with a knife or a gun and I shoot him, of course it will cause damage. But in such a case, that person had a malicious intent seeking to cause harm to innocent people. While in that case, harm is being caused, it is to prevent greater harm
Violent and dangerous people exist and every adult is responsible for their own safety. The right to bear arms is a great help for many people to ensure their safety.
Pepperspray is illegal in many states, so without a gun, how is one to defend themselves? Not everybody is built like a linebacker that can overpower an attacker. Older people and smaller people would be easy prey for such assailants if they could not carry a weapon.