There is no shortcut to success, only down-to-earth efforts.
成功没有捷径，只有脚踏实地。
真相很少是纯粹的，也从不简单。
To understand the future of secure communication, one must first understand the limitations of current cryptographic methods.
我们画的每一条线都会在人们的生活中产生影响。
Our highest endeavor must be to develop free human beings who are able of themselves to impart purpose and direction to their lives.