Failure is instructive. The person who really thinks learns quite as much from his failures as from his successes.

皮革行业必须进化，否则就有被淘汰的风险。

If not now, when? If not me, who?

纠正一个错误与建立一个新的真理或事实同样有益，有时甚至更好。

自然之美是上帝的语言。