Why I hate the number 4

"Why would you hate the number 4?"
Well, lemme see... It kinda ruined my life...
Well, the number 4 didn't ruin my life, but what ruined my life revolves around the number 4.
OCD. Obsessive compulsive disorder. 1 in every 200 people have it. I have it.
And now I'm stuck with all these rituals. So, if you want to know how someone could hate a number...