Ajak: Five years ago, Thanos erased half of the population of the universe. But the people of this planet brought everyone back with the snap of a finger. The sudden return of the population provided the necessary energy for the Emergence to begin.
Ikaris: How long do we have?
Ajak: Seven days.
Ajak: We have watched and guided. We have helped them progress, and seen them accomplish wonders. Throughout the years, we have never interfered... until now.
Sersi: We're Eternals. We came here seven thousand years ago, to protect humans from the Deviants.
Dane Whitman: Why didn't you guys help fight Thanos, or any war, or all the terribe things throughout history?
Sersi: We were instructed not to interfere in any human conflicts unless Deviants were involved.
Dane Whitman: By who?
Sprite: If this is what the end of the world looks like, at least we'll have front-row seats.
Phastos: You know what has never saved the world? Your sarcasm.