" human being is spirit. But what is spirit? Spirit is the self. But what is the self? The self is a relation that relates itself to itself or is the relation’s relating itself to itself in the relation. For those who do not immediately pitch the book across the room, Kierkegaard continues, “A human being is a synthesis of the infinite and the finite, of the temporal and the eternal, of freedom and necessity. "

― Gordon Marino , The Existentialist's Survival Guide: How to Live Authentically in an Inauthentic Age