“There I humbly offered myself to God, as I then understood Him, to do with me as He would.” (Page 13, Big Book)
The clay is moulded by the Potter. The clay does not understand what is being done to it. It merely submits. I must merely submit.
It does not ‘know from’ pots, let alone what pots are for, and what the particular purpose of the particular pot is.
It need not know.