Who said "Change is the only constant in the galaxy."?

This quote is attributed to Rocket.

Change is the only constant in the galaxy. - Rocket

"Change is the only constant in the galaxy."

Rocket Change

"I'm not a part of your team, I'm a part of the tree."

"You're making me very angry. And when I get angry, Mr. Murder pants gets scared."

"I have a plan. It might be crazy, it might get us all killed, but I have a plan."

"Don't call me a thief. I prefer the term 'unorthodox entrepreneur.'"

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."