种树的最佳时间是20年前,第二好的时间是现在。
The best time to plant a tree was 20 years ago. The second best time is now.
技术为我们的林业运营提供了精确性,但智慧告诉我们何时何地应用它。
If you only read the books that everyone else is reading, you can only think what everyone else is thinking.