Girs. why would a girl hold so much hatred towards me when we never engaged?

When I was 17-19 I ran into many incidents were I couldn't get along with anybody but particularly some gals who had either outright disgust &/or hatred towards me

I never knew these particular girls on a personal level & yet we "beefed"

The "beef" went on for over a year until we just happened to let our "hatred" go

Girs. why would a girl hold so much hatred towards me when we never engaged?
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