企业的角色是生产比其成本更有价值的商品和服务，同时尽可能少地消耗资源。
"The role of business is to produce goods and services that people value more highly than their cost, and to do so while consuming as few resources as possible."
The most sustainable package is the one that gets reused and recycled endlessly.
艺术不是奢侈品，而是必需品。
The only way to understand painting is to look at it for a long time.
The weight of the material determines the form.
Before I came here I was confused about this subject. Having listened to your lecture I am still confused. But on a higher level.