书籍是镜子，但它们也是窗户。
"Books are mirrors, but they are also windows."
Technology is transforming coal mining from a brute force industry to a precision operation.
The future of food depends on balancing tradition with innovation.
世界上有开朗的悲观主义者吗？我就是这样的人。
The resilience of nature gives me hope.
不要让别人的意见淹没了你内心的声音。
领导力是关于今天做出艰难的决定，这些决定将使未来的几代人受益。