Substitution is the act of replacing one person or thing with another. Often, when people cannot access real, meaningful relationships, they find something else to fill the void. Addictions, for example, are common substitutes for unmet needs in the self. Drugs, food, sex, or even work may take the place of love, connection, or spiritual fulfillment. These substitutes act as defenses against our true need for connection—with other people and with God. Telling someone to simpl