Then read this.
Leftists want to strip you of your Constitutional rights. The arguments they employ are worthless when these emotion-driven dopes argue at all. You may think to resist them by exercising your rights. But grave responsibilities attend their exercise.
Know the law. Leftist shysters will surely try to use it against you should you have to shoot in self defense. Get training. Practice regularly. Proficiency with a handgun is the most difficult type of fire arms proficiency to attain.
Much more on this topic in Alcohol, Tobacco, and Firearms.