Who said "Every moment is an opportunity to prove yourself."?

This quote is attributed to Hulk (The Avengers).

Every moment is an opportunity to prove yourself. - Hulk (The Avengers)

"Every moment is an opportunity to prove yourself."

Hulk (The Avengers) Motivation

"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."

"I believe in working hard for what you want."

"Never underestimate the power of determination."

"I don't need a reason to fight."

"The most important thing is the mission. Nothing else matters."