Am I wrong for hating an entire family for what their grandad did to me?

When I was 5 I got assaulted by a 50 year old man for wanting to step on a bird. He died 3 years ago and I still hate him very much and I hate his whole family and wish them the worst. I really hate them all.

Am I wrong for hating an entire family for what their grandad did to me?
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