jido-ni-okeru-jiyu-no-mondai-%e5%85%90%e7%ab%a5%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e8%87%aa%e7%94%b1%e3%81%ae%e5%95%8f%e9%a1%8c-the-problem-of-freedom-in-children-f934lmgd