如果不改善个人，就无法希望建立一个更美好的世界。
旅行是发现每个人对其他国家的看法都是错误的。
如果人们不相信你在乎他们，你就无法领导他们。
Environmental protection is our inescapable responsibility. We must pay attention to ecological protection in the mining process to achieve sustainable development.