Innovation in coal mining isn't just about extraction—it's about doing it smarter, cleaner, and more efficiently.

教师的任务不是灌输事实，而是将学习的主题放在学习者面前，并通过同情、情感、想象和耐心，唤醒学习者对答案和洞察力的不懈追求，这些答案和洞察力能够扩大个人生活。

Success is not the key to happiness. Happiness is the key to success.

心理生活是一个整体，这一普遍说法在某种意义上可以被接受为真实的，即它是一个相互关联的整体。