家不是一个地方，而是一种感觉。

The highest manifestation of life consists in this: that a being governs its own actions. A thing which is always subject to the direction of another is somewhat of a dead thing.

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

只热爱实践而无理论的人，就像没有舵和罗盘的水手，永远不知道他可能漂流到哪里。