The night is a great teacher, but few are willing to learn.
Courage is resistance to fear, mastery of fear - not absence of fear.
地球赐予我们煤炭;我们的责任是回馈管理。
The past is a foreign country; they do things differently there.
高利润并不必然需要艰苦的工作、低工资和恶劣的条件。