Yom Kippur the Day of Atonement is the holy of holies of Jewish time. It is that rarest of phenomena a Jewish festival without food. Instead it is a day of fasting and prayer introspection and self-judgment when collectively and repeatedly we confess our sins and pray to be written into God's Book of Life.
Some people train for certain sports and I want to train to be able to hold a super heavy electric guitar and carry luggage around myself because I always have to have 7 000 pairs of shoes. Who cares about sports?