Sustainable forestry is not an option; it's an obligation.

Thinking is a form of computation.

I'm a human being and I fall in love and sometimes I don't have control of every situation.

A sound mind in a sound body, is a short, but full description of a happy state in this World: he that has these two, has little more to wish for; and he that wants either of them, will be little the better for anything else. Men’s happiness or misery is most part of their own making. He, whose mind directs not wisely, will never take the right way; and he, whose body is crazy and feeble, will never be able to advance in it.

国家本质上是侵略性和扩张主义的，因为它们存在于一个无政府状态的国际体系中，没有更高的权威来约束它们。

成功不要紧，失败不致命。继续前行的勇气，才最可贵。