读未见书,如得良友;见已读书,如逢故人。
阅读未见过的书,如结识好朋友,情意和洽;重读已看过的书,如老朋友相晤,叙旧联谊。
Forests are the lungs of the earth, and we must protect them with the same urgency as our own health.
Sustainability isn't an option; it's a responsibility we owe to future generations.