不要放弃你的幻想。当幻想没有了以后，你还可以生存，但是你虽生犹死。

The value of a mental process lies in its utility for the organism's adjustment to life.

"The world is a stage, but the play is badly cast."

Pedestrians never seem to realize that they are a threat to the safety of cars.

最大的性能改进是当系统从不能工作到能工作的时候。