Fix and shorten all graphs, and past-tenses

Garrick—who had noticed lately a habit of wondering idly about meaningless issues, an early sign of aging, he supposed—wondered idly why people always look up when intercoms come on, as if they might see the words popping out. Macy’s voice, through the intercom: ``Attention. Will everyone please come to the front desk. Except Ron Kruger. ................
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