As much as to say, An undressed patch, that is, a new one, ought not to be put into an old garment, because it often takes away from the garment its wholeness, that is, its perfection, and then the rent is made worse. For a heavy burden laid on one that is untrained often destroys that good which was in him before.
Reproduced in full. Translation: Oxford 1841 (Newman), public domain (Public domain).
Also cites: ap. Anselm