How does Colonel Graff isolate Ender from his classmate in Ender's Game?
Colonel Graff isolates Ender in a variety of ways throughout the novel. He does this intentionally in order to more quickly shape Ender into the commander that Graff believes Ender can one day become. In my opinion, the best place to look for textual evidence in regards to Graff's tactics to isolate Ender is chapter 4.
Chapter 4 starts right away with Graff and an unknown person talking, and they state right from the opening paragraph that Ender has to be isolated.
With Ender, we have to strike a delicate balance. Isolate him enough that he remains creative—otherwise he'll adopt the system here and...
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