The problem of metaphysics -- The possibility of objects -- How are synthetic a priori judgements possible? (The Introduction) -- The sensible conditions of objects (The Aesthetic) -- Transcendental idealism -- The conceptual conditions of objects (The Analytic) -- Unknowable objects (The Dialectic) -- The meaning of transcendental idealism -- The complete Critical system (The Canon of Pure Reason) -- The reception and influence of the Critique.