We all face that realization eventually. Perhaps you should consider buying a gun... 
What, carry a
DANGEROUS WEAPON?! Someone might get hurt!
Kellermann says it'll probably be someone in my house! Wintemute says it'll be someone that I love! And police chiefs in large cities in Nebraska say that I wouldn't be able to use it well enough for self-defense purposes!
No, no, that just seems a bad idea.*
*(for those who missed it, this is sarcasm)