Who said "I've been fighting my whole life. Why should I stop now?"?

This quote is attributed to Nebula.

I've been fighting my whole life. Why should I stop now? - Nebula

"I've been fighting my whole life. Why should I stop now?"

Nebula Perseverance

"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."

"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."