From this high-flown mishmash Jubal abstracted the central fact or Jill's belief concerning such a possible fact.  Well, she no doubt had had plenty of opportunity.  He resolved to keep an eye on the matter and try to bring her home for it, if possible.  Mike's superman methods were all very well, but it wouldn't hurt to have the best modern equipment and techniques at hand, too.  Losing Jill to eclampsia or some other mishap was something he did not intend to let happen, even if he had to get tough with the kids.