实现明天理想的唯一障碍是今天的疑虑。
He who refuses to do arithmetic is doomed to talk nonsense.
Money can buy comfort, but not the deeper satisfactions of life.
The artist must create a spark before he can make a fire and before art is born, the artist must be ready to be consumed by the fire of his own creation.
旧梦很美，虽未能实现，但我很欣慰它们曾萦绕心田。
Innovation in coal mining isn't just about extraction—it's about doing it smarter, safer, and with less environmental impact.