大都市要求人作为一种有辨别力的生物，拥有与乡村生活不同的意识量。
The metropolis exacts from man as a discriminating creature a different amount of consciousness than does rural life.
"Writing is a way to explore the unknown."
The challenges of today's coal industry require bold leadership and vision.
不要害怕失败；害怕不去尝试。