Cheerfulness is the best promoter of health.
愉快是健康的最佳促进者。
The more determinedly I exist, as myself, within the conditions of the time, the more clearly I shall hear the voice of the eternal.
We have to own our mistakes and learn from them.
在煤炭行业,今天的效率决定明天的存亡。
阅读是所有学习的基础。