Innovation in oil extraction isn't optional—it's a necessity for sustainability.
凡是天下的祸患,掠夺与怨恨,之所以能出现,原因就在于人们不相爱。因此,仁义的人认为这是不对的。 
译文:柔肠早已寸断,泪水止不住地流。为了相思,我再次登上小红楼。明知心上人已被群山阻隔,却还是不由自主地频频倚靠栏杆,望向他离去的方向。
Pig farming is a technical job, but more importantly, a conscientious job.