Who said "You have to adapt or you die. That's nature."?

This quote is attributed to Negan.

You have to adapt or you die. That's nature. - Negan

"You have to adapt or you die. That's nature."

Negan Change

"I am the eeny, meeny, miny, moe of the apocalypse."

"You don't have to be afraid anymore. Not of me. Not of anything."

"I don't kill women. It's not in my rules."

"I'm gonna take what I want, and I'm gonna make it mine."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."