I think it is often easier to make progress on mega-ambitious dreams. Since no one else is crazy enough to do it, you have little competition. In fact, there are so few people this crazy that I feel like I know them all by first name.

林业的未来在于平衡经济增长与生态保护。

The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.