Who said "Forgiveness harder than fight. But more rewarding."?

This quote is attributed to Hulk.

Forgiveness harder than fight. But more rewarding. - Hulk

"Forgiveness harder than fight. But more rewarding."

Hulk Courage

"Hulk is strongest one there is."

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

"Puny god."

"Hulk smash!"

"Never let fear stop you from chasing your dreams."

"Courage is being afraid but doing it anyway."

"Sometimes you gotta do what you gotta do."

"Sometimes you have to be the monster to stop the monsters."