If you want to keep something precious, you have to lock it up and throw away the key.

听到了却没有亲眼见到，即使听得再多，也必有谬误；亲眼见到了却不能理解，即使记得再多，也必有错误；知道了却不去实际践行，就是知识再多，也必然困惑。

Sustainability isn't just about planting trees—it's about planting the right trees in the right places, for the right reasons.

不要随波逐流，要独立思考，找到自己的路。