Progress is not inevitable; it is the result of deliberate choices and actions.
进步并非不可避免；它是深思熟虑的选择和行动的结果。
The people who are crazy enough to think they can change the world are the ones who do.
Art is not what you see, but what you make others see.
Every scientific discovery should be measured by its contribution to human welfare.
真正的自由是内心的自由。
问题是，如果你打从心里相信，那些在社会顶层的人都是精英，同时你也暗示着，以一种残忍的方法，相信那些在社会底层的人，天生就该在社会底层，换句话说，你在社会的地位不是偶然，而都是你配得的，这种想法让失败变得更残忍。
林业的真正领导力意味着超越利润，首先考虑地球。