释义：即使家庭贫困，也要保留读书的希望；即使生活富裕，也不能忘记劳动的艰辛。

Freedom is the greatest fruit of self-sufficiency.

Music has no boundaries, only the distance between hearts.

Innovation in coal mining isn't just about extraction—it's about doing it smarter, safer, and with greater respect for the environment.

每天进步1%，一年后你会强大37倍。