我不想成为环境的产物。我希望环境成为我的产物。
战场交锋,即使列阵有方,但以勇猛为本;操办丧事,即使礼节周全,但以哀痛为本;文人学士,即使学富五车,但以德行为本
儿童具有秩序感。
The most exciting moments in mathematics are when you see connections between things that seemed unrelated before.