最高的艺术是隐藏艺术。
The highest art is to conceal art.
Who hears music, feels his solitude peopled at once.
教育的根是苦的，但其果实是甜的。
人们可以非常聪明或拥有直接适用的技能，但如果他们不真正相信它，那么他们就不会真正努力工作。
In computer science, we often have to deal with systems that are too complex to understand all at once.