"Just as a potter's wheel, once set in motion"

The potter's wheel, is a machine used in the shaping of round ceramic ware, was invented in Mesopotamia between 6th to 4th century BC. In Ancient Egyptian mythology, the deity Khnum was said to have formed the first humans on a potter's wheel. A similar parallel is drawn in the Holy Bible, Isaiah 64:8 – “Yet, O LORD, you are our Father. We are the clay, you are the potter; we are all the work of your hand.” Reference to the potter’s wheel is also made in Jeremiah 18:3 – “So I went down to the potter's house, and I saw him working at the wheel.

The metaphor of the potter’s wheel is also seen in "Rubaiyat of Omar Khayyam." In FitzGerald's translation, a number of quatrains are collected into a Book of Pots:

“And, strange to tell, among that Earthen Lot      

Some could articulate, while others not:

And suddenly one more impatient cried—      

“Who is the Potter, pray, and who the Pot?”