唯一值得被称为自由的自由是追求我们自己的幸福，以我们自己的方式，只要我们不试图剥夺他人的自由，或妨碍他们争取幸福的努力。
The only freedom which deserves the name is that of pursuing our own good in our own way， so long as we do not attempt to deprive others of theirs， or impede their efforts to obtain it.
The future of mining lies in balancing profitability with environmental responsibility.
理解一个句子意味着理解一种语言。
不够丑陋。