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.
Every challenge in business is an opportunity to rewrite the rules.
顾客不一定总是对的，但他们永远是顾客。
在采矿业，信任是通过透明度和一致的行动赢得的。
Reflection on the past is the source of wisdom for the future.