Very important that a person learns proper firearm safety if you plan to own one 
Lol....think about all the folks that went on a gun buying craze of the 90s, 2000s, 2010s & now 2020s who have no clue of how to store, load, fire, clean...etc. Many have never fired any weapon at all and will fail.
Just a couple of our family "Rules Of Engagement" with no certain order....
not all inclusive....LOL!
LOL # 1-Know what yer buying and its potential use.....BB gun...[Shotgun(the sleepy Joe Biden Rule applies here)]...Pistol, Rifle ...LOL!
LOL # 2 Learn how it works...dismantle...clean...reassembly...for each member under the roof.... multiple times.... LOL!
LOL # 3 Train/practice on the weapon at some type of range and learn some type of profiecency... no less than every year...that's just 1 day out 365...LOL!
LOL # 4 When you train and clean.... "all members living under that roof train & clean also".....too easy.....LOL!
LOL # 5 Ensure you and those members know the stored locations of each weapon at all times....LOL!
LOL # 6 NEVER EVER store your weapon in a safe or have the trigger locked...LOL! LOL ! LOL !
LOL # 7 Always have the magazine/drum loaded at least 90%....LOL!
LOL # 8 Turn off all your lights at night and have all members find the stored locations...this is a fun yearly family event.....LOL!...LOL!!
LOL # 9 The only safety you should ever use is your trigger finger!!!!...Your weapon on safe will kill you first!!!
LOL # 10 If you squeeze the trigger....Be considerate and only speak to an attorney.....you'll be safer....LOL!!
BONUS....!!! BONUS...!!! BONUS....!!
LOL BONUS....When you get comfy with yourself, family etc. training.....keep one in the chamber!!!!....LOL!!!!! all others turn in your weapons' for the local Buy Back Weapons Program....LOL!