Happiness is at your feet, if only you are willing to lower your head and look for it.
预测未来的最好方式就是创造未来
Green mining and low-carbon utilization are the only way for the sustainable development of the coal industry.
What you actually pay for something is at least twice the listed price because of the energy, time, money needed to set it up, learn, maintain, repair, and dispose of at the end. Not all prices appear on labels. Actual costs are 2x listed prices.