好的研究关键不仅在于方法，还在于问题的清晰性和数据的质量。
"The key to good research is not just the method, but the clarity of the question and the quality of the data."
在哲学中，赛跑的胜利者是最后到达的人。
I'm a lover not a fighter.
"Books are the quietest and most constant of friends."
As a clean energy source, natural gas will play a significant role in China's energy structure adjustment.