云不是一个地方，而是一种做生意的方式。

艺术家的角色是让不可见的东西变得可见。

What you actually pay for something is at least twice the listed price because of the energy， time， money needed to set it up， learn， maintain， repair， and dispose of at the end. Not all prices appear on labels. Actual costs are 2x listed prices.

实现明天的唯一限制将是我们今天的疑虑。