What does the author of "Doing Nothing is Something" mean when she says that kids are "overscheduled"?

Which word best describes the tone of this excerpt from daly's sixteen

London includes a quote about john thornton as he is observing hal attempt to motivate the exhausted dogs "it was idle, he knew, to get between a fool and his folly". if the word "idle" is defined as "of no real worth, importance, or significance", what does this statement mean with regard to hal? who is the fool? what is hal's folly? why would john thornton think it of no real worth or useless to intervene?

Was chris mccandless a hero why or why not