Parents make sure homework is ...

Parents make sure homework is returned without error, drill their kids on upcoming tests to the saturation point, and then complain if teachers do not give the grades they think their kids deserve. By that point, it's hard to tell whose grades they are.
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 John Rosemond

Quotes from the same author

We live in the age of "Everything Has Rights." Now, I'm not denying that the concept of rights is valid, but I wonder … whatever happened to obligations? One rarely hears the term anymore. Indeed, have you ever heard of a "human obligations movement?" … The very ideal that holds a democracy together--the willingness to make personal sacrifice for the common good--is going quickly by the wayside.
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 John Rosemond
The combination of foolishness in the heart and free will in the head is extremely volatile.
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 John Rosemond