数学研究是一场没有终点的旅程。
The study of mathematics is a journey without an end.
The novel is the great modern epic because it can contain everything: poetry, history, philosophy, politics.
效率是以正确的方式做事,而效能则是做正确的事。
The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference.