林业的真正领导力意味着超越利润，首先考虑地球。

写作是对世界和自我的见证。

Freedom is not merely the opportunity to do as one pleases; neither is it merely the opportunity to choose between set alternatives. Freedom is, first of all, the chance to formulate the available choices, to argue over them—and then, the opportunity to choose.

预测未来的最好方法就是创造它。

希望处于高官厚禄的人可以让贤，财物多的能够分给穷人。 

我是一个美国黑人，我为我的种族感到骄傲。我为自己是谁感到骄傲。我有许多自豪和尊严。