Who said "Death is not the end; it's a transformation."?

This quote is attributed to Gamora.

Death is not the end; it's a transformation. - Gamora

"Death is not the end; it's a transformation."

Gamora Death

"I am vengeance. I am the night. I am... Gamora."

"Just because someone stumbles and loses their way doesn't mean they're lost forever."

"We have to be willing to make sacrifices for those we love."

"I've been broken before. I know how to put myself back together."

"Death doesn't scare me anymore."

"Death and I are old friends."

"Welcome to my world."

"Death is just the beginning."