Trace to the source

All things in the universe are both intangible and tangible. The universe is intangible, it is an abstract and flowing art based on time and space. As the saying goes in Zhuangzi: "Leaving without a foundation, entering without an orifice. There is substance but without a place, there is length but without a foundation, there is substance. There is substance but without an orifice, there is substance. There is substance but without a place, there is the universe; there is length but without a foundation, there is the universe." The universe has no boundaries, no beginning or end. As Hawking said, the boundary condition of the universe is that it has no boundaries. At the same time, all things rely on tangible carriers with shapes and life to demonstrate the intangible dimensions of the universe.

The unit is designed for unsupervised public use: controls are recessed or shielded, moving parts are enclosed, and the interface is operable by a child of about six with no instruction. Where a screen is used, the language can be switched without changing the hardware, and the content can be replaced on site.

All things in the universe are both intangible and tangible. The universe is intangible, it is an abstract and flowing art based on time and space. All things depend on tangible carriers that possess shape and life to demonstrate the intangible dimensions of the universe.