Sustainable forestry isn't just about cutting trees, it's about growing civilizations.
可持续林业不仅仅是砍伐树木，更是培育文明。
The interplay between quantum mechanics and general relativity is one of the most profound puzzles in modern physics, and solving it may require a complete rethinking of our understanding of the universe.
The story is a machine to think with.
局部和全局现象之间的相互作用是数论中反复出现的主题。
释义：强调意识形态斗争的极端重要性。
如果耕种天地，不将天地整理好，这样就相当于是胡闹。耕种天地，一定要将土地平整翻新，然后再去播种。
Great deeds are usually wrought at great risks.
