Who said "The past doesn't define your future."?

This quote is attributed to Guardians of the Galaxy.

The past doesn't define your future. - Guardians of the Galaxy

"The past doesn't define your future."

Guardians of the Galaxy Change

"I'm your friend, man. I do this because you're my friend."

"Sometimes the thing you fight the most is the thing you need the most."

"We are Groot."

"You're welcome for saving the galaxy, by the way."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."