Who said "The strong survive. That's always been true."?

This quote is attributed to Negan.

The strong survive. That's always been true. - Negan

"The strong survive. That's always been true."

Negan Perseverance

"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."

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."