Efficiency is highly overrated； Goofing off is highly underrated. Regularly scheduled sabbaths， sabbaticals， vacations， breaks， aimless walks and time off are essential for top performance of any kind. The best work ethic requires a good rest ethic.

The beauty of mathematics lies in its ability to reveal hidden symmetries and truths.

每一次技术突破的背后，都是无数次失败的积累。

即使在最黑暗的时刻，幸福也有迹可循，只要记得点亮灯。

艺术作品应当超越个人生活的天地、直面诗人的精神与内心深处，如同人直面人类的精神与内心。