The ten days beginning with Rosh Hashanah and culminating on Yom Kippur comprise the most awesome period in the Jewish calendar. These days, in which we dedicate ourselves to repenting and returning to G-d, are essential for our development as human beings. The history of teshuva, Rabbi Wein asserts, is the history of humanity. Through an analysis of both Torah sources and present-day stories, Rabbi Wein demonstrates how teshuva not only builds us as individuals, but as a Jewish nation.