"The price of power is always high, but the price of powerlessness is higher."
The measure of our success is not just in tons extracted, but in communities uplifted.
一个人最危险的敌人是他自己的口舌。
幸福来自之间。它不是你可以直接找到、获得或实现的东西。你必须创造合适的条件,然后等待。
The reason why men enter into society is the preservation of their property.
The only way to do great work is to love what you do.