I would be very skeptical of a phrase "reason enough to commit a crime" - a "good" reason to commit a crime is a very debatable thing.
But think of it like this, if the unequal basic service access means for example access to clean water and a father decides to steal some bottles of mineral water from a shop for his sick son, then he was motivated by the lack of access to clean water (while some people living in a rich areas might have clean water running from their taps) - so in some cases, yes, might be a reason to commit a crime.
This really depends on the context and the particular situation.
In considering how to respond, you should recognize the feelings of Mrs. White in which she feels despair and guilt that was evident on her statement. It is best to recognize her feelings, have an empathy towards her feelings and to find a best way that will suitable reply that will not offend the other party.
