"Nuclear reactors could provide power almost indefinitely. Greenhouses could maintain plant life. Animals could be bred and slaughtered. I would guess... that ah, dwelling space for several hundred thousands of our people could easily be provided. A computer could be set and programmed to accept factors from youth, health, sexual fertility, intelligence, and a cross section of necessary skills."
Of course it would be absolutely vital that our top government and military men be included to foster and impart the required principles of leadership and tradition.