13.  This then is the first point in what we have said, which it is right for us to guard against, viz.:  being found to be bad painters Painters, i.e. in our discourses; models by our lives and examples. of the charms of virtue, and still more, if not, perhaps, models for poor painters, poor models for the people, or barely escaping the proverb, that we undertake to heal others S. Luke iv. 23. while ourselves are full of sores.