持续改进不仅仅是一个口号，它应该是我们的日常实践。
记忆是我们以为已经忘记的东西；它是我们已经忘记自己忘记了的东西。
The poem is a way of understanding the world, not just explaining it.
The most important part of teaching is to teach what it is to know.
时间是你的朋友。冲动是你的敌人。