why are men so stupid and dont know what they got till its gone???? men help me figure this out

SO IM WONDERING CUS IM IN A RELATIONSHIP FOR ABOUT A MONTH AND A HALF AND s--- ALWAYZ HITS THEFAN WHEN HIS EX CALLS AND DROPS BY UNEXPECTIDLY AND MAKES UP THESE EXCUSSES LIKE HER AND HER SISTER GOT INTO A FIGHT AND SHE HAS NOWHERE 2 GO SO ASKS HIS MOTHER TO STAY AND OF COURSE SO LETS HER, AND IT PISSES ME OFF I DONT EVEN STAY THERE AND CANT STAND IT THERE I FEEL NASTY EVEN WHEN SHES GONE AND SHES CRAZY SHE HAS MY HOUSE NUMBER AND CALLS ALL THE TYME AND I DONT EVEN LIVE THERE MY MOM SERIOUSLY WANTS TO f--- HER UP SHE LEAVES RUDE MSG'Z AND MY MOM HAS 2 HEAR THEM AND WE CALL HER 3 WAY AND I GET HIM 2 TELL HER THAT HE DOESNT WANT HER I THINK ITS 2 MUCH DRAMA FOR SUCH A SHORT TIME NOW ITS ALMOST 2 MONTHS AND HE WANTS 2 MOVE INTO MY APT AND I DONT WANT THAT s--- IN MY HOME I JUST MOVED AND I DEFFINETLY WANT THAT STALKER IN OR NEAR MY HOME I DONT QUITE KNOW IF HE WANTS 2 BE WITH ME OR WANTS HER AT HIS MOMS AND TO HAVE OUR OWN SPACE AND GO BACK AND FORTH AND JUST LAST WEEK I THOUGHT WAT WOULD HAPPEN IF I LEFT WITHOUT TELLIN HIM HONESTLY I WANTED 2 LEAVE HIM BUT WHEN I CALLED MY MOM HE WAS THERE EVERYDAY OR AT LEAST 3 TIMES A DAY AND CALLED NON STOP BUT WHEN I CALLED HIM THERE SHE WAS LIKE USUALL TALKIN s--- ON THE PHONE BUT WHEN IM OUTSIDE THE HO DONT WANNA COME OUT STUPID HOME WRECKER>>>>>>>>>>>>>>>>>>>>>>>>>>>>> IM SO CONFUSED DOES HE WANT ME OR DOES HE LIKE THE FACT THAT TWO WOMEN ARE FIGHTING OVER HIM SHOULD I LEAVE OR STAND STRONG I CANT EVEN TRUST HIM AT HOME AND HE GOES THRU MY THINGS LIKE IM THE ONE CHEATIN CHECKIN MY PHONE AND MSG'S HES DAM SUSPICIOUS OF HIS OWN SURROUNDINGS AND HAS M=NO PROBLEM ADMITING IT BUT WHY CANT I SHOULD I BE WORRIED OR LET IT AND HIM GO PLEASE ANYONE HELP WITH YOUR INPUT I WOULD REALLY APPRECIATE IT HONESTLY I HAVE NOONE TO TURN TO