Observe the mohair in its natural habitat
Law of mohair #142: Intentional ripping of mohair from knitted article in progress will be prevented by the innate ability of mohair to suck and tangle into itself.
Law of mohair #143 All mohair articles larger than 2 cubic inches knitted on metal circular needles will reject said needles when the article is in a resting state prior to completion.
Law of mohair #143 appendix a) articles larger than 2 cubic inches that have successfully rejected knitting needles in a resting state will spontaneously begin to unravel.
Further scientific study on the unique and often frustrating physical nature of mohair is required. The laws of mohair although baffling seem to be finite and immutable.
Ah mohair. I know it well. How I hate it and love it all at the same time.