Sustainability in mining isn't an option—it's a necessity for our future.
I believe in the power of positive thinking.
公司的力量在于其员工——他们的技能、热情和承诺。
The truth is not always beautiful, nor beautiful words the truth.
You can't just sit there and wait for life to come to you. You have to go get it.
"Books are the keys to understanding the world."
函数的概念在数学中是基础的，而λ演算提供了一种形式化这一概念的方法。