Collaboration between industries and communities is key to sustainable forestry.

Anarchy is the permissive cause of war; it creates an environment in which states have to rely on self-help to ensure their survival.

启蒙就是人类脱离自我招致的不成熟状态。

书籍是最安静、最恒久的朋友；它们是最易接近、最睿智的顾问，也是最耐心的老师。

适应旧程序以适应新机器通常意味着适应新机器以使其表现与旧机器相似。