In modern society, almost all personal choices have victims, it's all connected.
If you want to argue the degree of separation between the choice and the victim that's an interesting conversation to have.
If your personal choice has victims, claiming it’s a personal choice ceases to be a valid reasoning to do it.
If you truly believe that statement applies 100% of the time (in this context), that implies a lack of imagination, mental flexibility and a level of privilege that taints anything else you might say with the idea :
"If they can't think of a single scenario where that statement doesn't apply, how much thinking are they really putting in to the rest of what they say"
For some, eating meat is life and death, through no fault of their own.