“What was in them was promise. They dealt in transformations; they suggested an endless series of possibilities, extending like the reflections in two mirrors set facing one another, stretching on, replica after replica, to the vanishing point.”

“Used a replica gun to steal a replica sportscar and experienced a replica of remorse”

“Two infinities: the one that stretches to the beginning but never touches-when you halve and halve and halve, infinitely-and then the one that spreads out into the endless, endless future, the endless, endless, distance.The set of infinities that is itself infinite.”

“Unfortunately, one mirror is as treacherous as another, reflecting at some point in every adventure the same vain unsatisfied face, and so when she asks what have I done? she means really what am I doing? as one usually does.”

“Replicas never have the ghosts. They're bodies without souls.”

“An outgoing president nearly always defines the next elections, Axelrod wrote, and people almost never seek a replica - certainly not after the presidency of George W. Bush.”