Sgt. Lyman: Sir, the Cerebro device has been completed according to your specifications.
William Stryker: Good.
[Lyman looks at the monitor showing the room where the mutant children are being held prisoner]
Sgt. Lyman: If I may ask, sir, why are we keeping the children?
William Stryker: I'm a scientist, Sgt. Lyman. When I build a machine, I want to make sure it's working.