The world as a cipher of transcendence -- Why Wittgenstein? -- The self, the world, and God -- Fides et ratio -- Wittgenstein's world -- The world and God of the tractatus -- Whereof we cannot speak -- A world thaws -- A world of worlds -- Language games -- Forms of life -- The grammar of knowledge -- On the grammar of knowing others -- The grammar of knowing God in the investigations -- Criteria and certainty -- Knowing within and beyond the world -- Questioning the world -- The metaphysical impulse -- Wittgenstein and analogical language -- Humanity as a potentia obedientialis -- What must be the case in order to know? -- The whither of human knowledge -- Klein 7 -- A human way of knowing -- Rahner's questioning as dynamism -- The historical turn -- Space as sprachspiel -- Spirit in the world -- Revelation as sprachspiel -- Natural and supernatural -- Oportet philosophari in theologia -- Language and experience -- Fides quaerens vocem -- Word of the Father -- The experience making expression possible -- The forge of language -- Meaning incarnate