国家不过是一个阶级对另一个阶级进行压迫的机器。

推理小说的结局往往出人意料，却又在情理之中。

The history of philosophy is not, like the history of the sciences, to be considered as a mere chronological record of discoveries and errors. It is the history of the human spirit in its endeavor to understand itself and its relation to the universe.