Who said "You can't afford sentimentality anymore."?

This quote is attributed to Negan.

You can't afford sentimentality anymore. - Negan

"You can't afford sentimentality anymore."

Negan

"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."