We all have the same 168 hours per week, it's what you do with them that counts.
我们每个人一周里都有 168 个小时,就看你怎么利用。
and realized that it was a sign that the child was growing up and developing valuable powers of observation and independent judgment,
并且意识到这象征着孩子们正在成熟和发展宝贵的观察力、独立判断力,