Here is an explanation of "taking the discipline," a practice it has recently been revealed that Venerable Pope John Paul II participated in. Excellent education for us all! (Father Barron is with Word on Fire, where there are lots of wonderful videos on the Catholic Faith. If you have questions about Catholicism, it's a very good site to gain information and education.)
Found via Insight Scoop, where there are lots of excellent links for more information.