信息是市场运作的关键，缺乏信息可能导致市场失灵。

The history of mathematics is a history of human thought and progress.

生命是脆弱的。我们不能保证明天，所以要全力以赴。

The best films are those that challenge our perceptions and make us see the world differently.

小说是一面反映人性复杂性的镜子。