Every improvement in the circumstances of the society tends either directly or indirectly to raise the real rent of land, to increase the real wealth of the landlord, his power of purchasing the labour, or the produce of the labour of other people.

You have to be ready to suffer if you want to be successful.

文学是反映社会灵魂的镜子，向我们展示其美丽与缺陷。

"The world is a place of suffering, and the only way to escape it is through love."

"The only real failure in life is not to be true to the best one knows."

对复杂系统的研究告诉我们，简单的规则可以产生令人难以置信的复杂行为。