J.I. Packer, explaining why the Puritans insisted on inserting so many Uses (or Applications) into every sermon and strung every precept out to be reworked from so many angles. Their insistence on doing so is aggravating to the modern readers who only like to lick the fat off the theory instead of enjoying the rich and satisfying meat. Also, this summarizing mantra of the 17th century (and earlier) educational theory:
“Application brings understanding.”