The foundation of national morality must be laid in private families.
质量就是在无人监督时依然把事情做对。
导演必须是警察、助产士、心理分析师、马屁精和混蛋。
Mathematics is a living subject, constantly evolving and growing.
恐惧不是你的敌人。它是一个指南针,指向你需要成长的领域。
Don't let anyone tell you that you can't do something.