Carl Sundell has a very a propos article today in Catholic Insight on the remarkable Frank Sheed (+1982), a Catholic lay apologist who emphasized the need of a properly formed intellect not just to demonstrate the rationality of the faith to others, but also to live it oneself.
The loss of intellectual formation is one of the direst crises facing the Church, for it is from ‘small errors in the beginning’, as Aristotle would put it, ‘that great errors eventually follow’. And Catholic intellectual formation is a rather specific thing, on which the Church has taught since her earliest days in

Praise the Lord