Verse 13. — I, who once was opulent, have suddenly been crushed. 17. — To firm minds no adversities come suddenly. — In that he asserted that he was suddenly crushed, he designated the improvident mind of the weak. Who, while they know not how to foresee the evils that are to come, these become the more grievous to them the more they are borne as unexpected by them. But to firm minds adversities do not come suddenly, because before they come they are foreseen. Yet this too holy Church now suffers in certain who slip backward, who, after the opulence of doctrine, are sometimes crushed by sudden vices, so that they fall into certain evils as if they had never had the nourishment of the word. There follows: