The least I can do is speak out for those who cannot speak for themselves.

The metropolis exacts from man as a discriminating creature a different amount of consciousness than does rural life.

不追求大道而走出迷途，即使有贤才也算不上真正的男子汉。

“柠檬问题”指的是当卖家比买家掌握更多信息时，评估产品质量的困难。