Play is the language of childhood, and books should speak that language too.

The worst of all deceptions is self-deception.

生活的目的不是快乐。它是有用、可敬、富有同情心，让你活得有意义且活得好。

共同基金的主要作用是为投资者服务。

Never stop learning; the moment you do, you become obsolete.

煤炭的未来在于平衡传统与技术。