If you heard someone say "like hurting cats," it's best to ask them what they mean by it to clarify their intention.
It's important to be aware of the potential for misunderstandings when using unfamiliar phrases.
What does like hurting cats mean?
"Like hurting cats" is a phrase that does not have a common meaning and is not a recognized idiom in English. It's possible it's a misheard phrase, a regional saying, or a made-up expression.