Who said "Gamora is not the only one who can change."?

This quote is attributed to Nebula.

Gamora is not the only one who can change. - Nebula

"Gamora is not the only one who can change."

Nebula Change

"I didn't ask for this life."

"You're welcome."

"I will kill you slowly."

"Gamora may have stolen your money, but I will steal your life."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."