The most effective development interventions are often the simplest ones.

A scientist’s work is never done.

Time erodes all such beauty, but what it cannot diminish… is the wonderful workings of your mind. Your humor, your kindness… and your moral courage.

每一块皮革都讲述一个故事；我们的工作是让它成为一个好故事。

采石业的创新不仅关乎技术，更在于重新构想我们与土地的关系。