最伟大的旅程是那些引领我们回归自身人性的旅程。
歌剧是一个美丽而非理性的世界。一个人可以用一生去聆听，却仍然不能理解所有的一切。
Prolonged contact with the computer turns mathematicians into clerks and vice versa.
Symmetry is a complexity-reducing concept (co-routines include subroutines); seek it everywhere.
Dictatorships breed fear, fear breeds silence, silence breeds oppression.