Who said "Change is constant for the Hulk."?

This quote is attributed to Hulk (The Avengers).

Change is constant for the Hulk. - Hulk (The Avengers)

"Change is constant for the Hulk."

Hulk (The Avengers) Change

"Puny god."

"You want a Hulk? You're looking at a Hulk right now."

"I'm always angry."

"That's my secret, Captain. I'm always angry."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."