<em>The controlling idea is that parents should have a say in what their children learn in school. </em>
<em>The evidence behind this is that the parents would be having the ability to decide just what goes through the school curriculum which is not how things are supposed to work.</em>
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<em>Hope this helps (If it doesn't I'll try to change my answer)</em>
I find Helen Keller's story impressive because she demonstrates what people are capable of accomplishing. The way Helen Keller grasped words and yearned for more communication is an inspiration.
Gregor hates his job for numerous reasons: he dislikes traveling every day to work, he dislikes the job itself, the inferior meals, the ever changing faces... But he has to continue working because his parents owe Gregor's boss money.