Who said "This is what being alive feels like—pain."?

This quote is attributed to Nebula.

This is what being alive feels like—pain. - Nebula

"This is what being alive feels like—pain."

Nebula Life

"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."

"Life is meant to be lived with passion."

"Life is what happens when you're busy making other plans."

"Life is a journey, not a destination."

"Life's too short for regrets."