A tannery’s legacy should be measured by its environmental stewardship.

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.

教育开始培养绅士，但阅读、良好的同伴和反思必须完成他。

能源的未来在于平衡传统资源和可再生替代品。