Essential Questions These are questions which touch our hearts and souls. They are central to our lives. They help to define what it means to be human. Most important thought during our lives will center on such essential questions. What does it mean to be a good friend? If we were to draw a cluster diagram of the Questioning Toolkit, Essential Questions would be at the center of all the other types of questions. All the other questions and questioning skills serve the purpose of "casting light upon" or illuminating Essential Questions. Most Essential Questions are interdisciplinary in nature. Essential Questions probe the deepest issues confronting us . . . complex and baffling matters which elude simple answers: Life - Death - Marriage - Identity - Purpose - Betrayal - Honor - Integrity - Courage - Temptation - Faith - Leadership - Addiction - Invention - Inspiration. Essential Questions are at the heart of the search for Truth. Essential Questions offer the organizing focus for a unit.