Pesach Secret of Making Matzah With Mayim Shelanu
Rabbi Yaron Rueven tells a story from Masechet Pesachim about the simple emunah of the Jews from the town of Papunya. When they heard a shiur from Rav Matna about how making matzah for Pesach required using "water that has rested overnight," the next day all the townspeople showed up outside Rav Matna's house asking for water.
