'No reorganisation of administration, no application of technical skill, can guarantee
good results in the community's efforts to convert the small group who form the
hard core of problem families into tolerably decent citizens. ... Apart from a few
borderline cases, all these problem families exhibit one common factor, namely,
their inability to cope with their circumstances. ... One or the other of the parents
may be the victim of longstanding mental or physical ill-health which can never be
wholly relieved.