Faith doesn't mean you never doubt. It only means you never act upon your doubts.

Welcome to the human race. Nobody controls his own life, Ender.

But if you caught my informant,' said Achilles, 'why in the world would Chamrajnagar—or Graff, if it was him—launch the shuttle anyway? Was catching me doing something naughty so important they’d risk a shuttle and it’s crew just to catch me? I find that quite… flattering. Sort of like winning the Nobel Prize for scariest villain.

God, our genes, our environment, or some stupid programmer keying in code at an ancient terminal - there's no way free will can ever exist if we as individuals are the result of some external cause.

If you listen very carefully, you can hear the good fairy come in the night and leave our assignment for tomorrow.

Let's fly away and live forever

That night Demosthenes published a scathing denunciation of the population limitation laws. People should be allowed to have as many children as they like, and the surplus population should be sent to other worlds, to spread mankind so far across the galaxy that no disaster, no invasion could ever threaten the human race with annihilation. "The most noble title any child can have," Demosthenes wrote, "is Third.