I didn't know love didn't require worthiness .... or did i ....

maybe its that i dont think i'm loveable then ..... i'm even wondering if i love properly .... i was never shown it, maybe what i see as love isn't right i would kill anyone who touched my kids ..... i love them so much, the love i know, but how can i know if i wasn't shown it from a baby ... i'm so confused ...... help