Systems have sub-systems and sub-systems have sub- systems and so on ad infinitum - which is why we're always starting over.

Nature is a wonderful teacher, and if we will only be patient and observe, she will reveal her secrets to us.

当我们有目的地疏伐森林时，我们不是在夺走生命，而是在为更多生命的繁荣腾出空间。