You can't manage what you don't measure.
你无法管理你无法衡量的东西。
Education is the foundation of sustainable forestry—people protect what they understand.
To be natural is such a very difficult pose to keep.
"The most powerful tool in computer science is not the computer itself, but the human mind."
肉类加工业有责任在效率和道德实践之间取得平衡。