Gregory the Dialogist

MORAL INTERPRETATION The things which my soul refused to touch are for my straitness become my meat. For the soul of the righteous, going on in its progress, whereas before, when it cared for its own interests alone, it loathed to bear the burthens of another, and, too little sympathizing with others, could not stand against adversities, now that it constrains itself to bear with the weakness of its neighbour, acquires strength to overcome adversity, so that for the love of truth it seeks the hurts of the present life with so much …

Morals on the Book of Job, Book VII ↗

Thomas Aquinas

But though it is true the wise man suffers sadness, nevertheless his reason is not absorbed by this sadness. Job shows as a consequence that although he himself might suffer sadness, he still had the greatest concern and caution to protect himself against sadness, so as not to be led by sadness to do something evil. To avoid this, he preferred death. To give some expression to this he says, "What my soul did not touch before has now become food in my anguish," because what my soul formerly abhorred, it now desires as pleasant.

Commentary on Job ↗