教师最重要的是一颗理解的心，它值得无限地尊崇。人们在回忆中赞赏才华横溢的教师，但感激曾触动自己的人类情感的教师。对于成长中的孩子、对于孩子的灵魂，功课是必须的，但至关重要的营养是人性的温暖。
煤炭行业的未来在于清洁化、低碳化、智能化。
Economics is the study of how societies use scarce resources to produce valuable goods and services and distribute them among different individuals. If we think about the definitions, we find two key ideas that run through all of economics:
文学是一种对抗遗忘的方式。
Silence is the language of the soul.
It ain't the roads we take; it's what's inside of us that makes us turn out the way we do.