Last March I wrote an angry post about how some hoodlums tried to kill my younger sister. She was innocently going about her real estate work when she witnessed a drive by shooting and became a target. Miraculously, she escaped unharmed, but the masked assassins got away.

My post also explained how gun violence is a common part of my students' lives. When a child's loved one is murdered, it kills the spirit of the kid, as well. Chicago Public Schools is full of students with invisible gunshot wounds to the heart.

After publishing the piece, I got dozens of emails of sympathy. Several people gave me well-intentioned advice: Leave Chicago or move to a "safer" part of town.

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