Coal has been the backbone of industrial progress, but its future must balance economic needs with environmental responsibility.
When the third appeared, he thrust at it with the knife, only to feel the blade[刀片] snap as the fish rolled.
最大的回报不是胜利，而是旅程本身。
自由的代价是永恒的警惕。
There is no shortcut to success. You have to work hard every single day.
在我们这个发人深省的时代，最发人深省的是我们仍然没有思考。
你绝对必须知道的唯一东西是图书馆的位置。
Don’t let fear hold you back from your dreams.