Who said "You people are idiots. But you're brave idiots."?

This quote is attributed to Nebula.

You people are idiots. But you're brave idiots. - Nebula

"You people are idiots. But you're brave idiots."

Nebula Courage

"I didn't ask for this life."

"You're welcome."

"I will kill you slowly."

"Gamora may have stolen your money, but I will steal your life."

"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."