你永远不会穿得太讲究或学得太多。
煤炭行业是美国能源独立的支柱,已经持续了几代人。
做伟大工作的唯一途径就是热爱你所做的事。
It is because nations tend to stupidity and baseness that democracy is possible.
Any change, even a change for the better, is always accompanied by drawbacks and discomforts.