“As a culture, we don’t trust our children at all—we basically live their lives for them. Up until age seven or eight they’re so bubble-wrapped and helicoptered that they don’t get to practice any of their physical skills, and now there’s huge fallout. Public kindergarten teachers are reporting that kids don’t even have the hand strength to hold a pencil. Eighteen-year-olds are in physical therapy because they don’t have any upper-body strength.