Who said "Doubt is the first step toward failure. We do not doubt."?

This quote is attributed to Kree Empire.

Doubt is the first step toward failure. We do not doubt. - Kree Empire

"Doubt is the first step toward failure. We do not doubt."

Kree Empire Courage

"The Kree are superior. This is not opinion—it is fact."

"Emotion is a weakness that clouds judgment."

"We do not fear death. We embrace duty."

"Order must be maintained at any cost."

"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."