Who said "Hulk understand now - real power is in heart, not fists."?

This quote is attributed to Hulk.

Hulk understand now - real power is in heart, not fists. - Hulk

"Hulk understand now - real power is in heart, not fists."

Hulk Hope

"Hulk is strongest one there is."

"Don't make me angry. You wouldn't like me when I'm angry."

"Puny god."

"Hulk smash!"

"Every day is a new opportunity."

"Hope is what gets us through difficult times."

"I'm not your enemy, kid. I'm trying to save you."

"Redemption is a long road."