To voluntarily go without is to discover what you are not — and in the space that opens, what you might be. Ramadan, Yom Kippur, Lent, the vision fast of the Lakota, the Buddhist uposatha: fasting appears across every tradition as a technology for clearing the channel between the human and the holy. The hunger of the body becomes a teacher about the deeper hungers that food cannot satisfy.
Each step builds on the last.