There are tracts in my life that are bare and silent. They are the open spaces where my busy days had their light and air.
在我的一生里，也有贫乏和沉默的地域。它们是我忙碌的日子得到日光与空气的几片空旷之地。
No wise pilot, no matter how great his talent and experience, fails to use his checklist..
儿童不是缩小的成人，而是有其自身发展规律的个体。
你唯一的限制就是你相信的限制。
Science is a journey, and every step matters.