Rabbi Dunner takes a look at the profound role of joy in both personal and spiritual fulfillment. Drawing on the wisdom of C.S. Lewis, neuroscience research, and Jewish teachings, he reveals how cultivating joy not only fuels success but transforms religious practice into a source of strength and meaning. With practical advice from experts like Viktor Frankl and Ronald Reagan’s infectious optimism, Rabbi Dunner inspires us to make joy a daily, intentional choice, even in life’s toughest moments.