Why keeping doors open traps you inside. Optionality is the strategy of preserving maximum flexibility by committing to nothing. It sounds smart. It is a trap that guarantees mediocrity.This book argues that refusing to close doors leaves you standing in the hallway forever. The graduate who keeps every career option open ends up with no career. The entrepreneur who hedges every bet builds nothing of value. Commitment is not a limitation. It is liberation.We explore the paradox of choice. More options create decision paralysis, regret, and lower satisfaction. Masters close doors ruthlessly....