"We are all the sum of our stories, and biography helps us understand the equation."
煤炭企业要主动适应能源结构调整，加快转型升级。
The definition of a good mathematical problem is the mathematics it generates rather than the problem itself.
审判自己比审判别人难多了，如果你正确地审判了自己，那么你就是一个真正的智者了。
The ladder of success is best climbed by stepping on the rungs of opportunity.
Some men can get results if kindly encouraged, but give me the kind that do things in spite of hell.