Acknowledgements; Introduction; §1 Problem of the New; §2 Problem of Relations; §3 Problem of Emergence; §4 Problem of One and Many; §5 Plato and the Third Man Argument (TMA); Plato’s Theory of Forms; Vlastos on Third Man Argument; Gail Fine and the Imperfection Argument; The New and the Third Man Argument; The Imperfection Argument and Degrees of Being/Novelty; Problem of Becoming in Plato; Philebus and the Method of Mixture; Relative and Absolute Relations; §6 Bradley and the Problem of Relations; TMA and Regress; Bradley on Relations; Bradley Regress and TMA; Imperfection Argument and Bradley Regress; Relative and Absolute Relations (again); §7 Moore, Russell, and the Birth of Analytic Philosophy; Birth of Analytic Philosophy; Moore on Bradley; Moorean Brute Facts and End to Regress; Russell on Bradley; Moore/Russell on Brute Facts; Defending Bradley; Michael Della Rocca on the Method of Intuition; Della Rocca’s Spinozist Solution to the Problem of Relations; Method of Intuition and Analytic Philosophy of Time; Monism or Pluralism?; §8 Russell and Deleuze on Leibniz; Russell on the Task of Analysis (and on the taste of coffee); Russell on Leibniz; Deleuze on Leibniz; Clear and Distinct/Confused and Obscure; or, on Differential; Unconscious; §9 On Problematic Fields; Plato, Leibniz, and Problematic Fields; Problematic Fields and Field Theory; Bourdieu on Fields; Russell on Externality of Relations to Terms; Problematic Fields and Bourdieu’s Fields contrasted; Austin and Performatives; Weimar Republic and November 20, 1923; Problematic Fields and External Circumstances; On Learning; Problematic Fields and Platonic Ideas; §10 Kant and Problematic Ideas; Kant and Plato; Infinity and Antinomies; Returning to Kant and Hume; Unity of Consciousness; Kant, Russell, and the Otherness of the Given; Kant, Infinite Regresses, and Infinite Tasks; Possible Experience and Real Experience; Kant’s Left-Hand Paradox; Kant, Plato, and Frege; Kant and the Problematic Idea; §11 D.M. Armstrong and David Lewis on Problem of One and Many; Kant’s Transcendental Illusion; Frege and the Third Man Argument; Armstrong on Universals; Lewis on Universals and Natural Properties; Classes and Individuals; The Trouble with Singletons; Lewis and Regresses; Natural Properties and Humean Supervenience; Primacy of the Determinate; Philebus and Lewis; Problematic Ideas as Non-Mereological Part of Determinate; §12 Determinables and Determinates; Problem of Emergence; Jessica Wilson and Fundamental Determinables; Wilson and Deleuze; Uexküll’s ticks; Metaphysical Indeterminacy and the Primacy of the Determinate; Determinables and Problematic Ideas; §13 The Limits of Representational Thought; Predicates as Determinates or Determinables?; Mark Wilson on Predicates; Hasok Chang on Inventing Temperature; Mark Wilson on Theory Façades; Husserl and the ‘constitutive becoming of the world’; Husserl and American neo-realism; or, Hook and Nagel invent; Analytic Philosophy; Heidegger, Carnap, and the Purification of Everyday Language; Husserl’s Humean Phenomenology; Husserl and Regress of Consciousness; Husserl and Problem of Singletons; Husserl and Lebensphilosophie; Problematic Ideas and Singletons; Deleuze’s Transcendental Empiricism; §14 Learning from a Cup of Coffee; Mark Wilson, Temperature, and Theory Façades; Transcendental Empiricism and Real Experience; Adorno’s Negative Dialectics; Adorno’s non-conceptual objectivity; Ethnomethodology and the Taste of Coffee; Objectivity and Problematic Ideas; §15 Carnap and the Fate of Metaphysics; Carnap’s “Elimination of Metaphysics”; Regresses and Logical Analysis; Wilfrid Sellars and the Myth of the Given; McDowell and World-Disclosing Experience; Dreyfus on McDowell; or, on non-conceptual experience; McDowell replies, and Jason Stanley on Skill; MacFarlane on McDowell; or,; the Problem of Mathematical Experience; Lewis and Singletons, again; Meillassoux, Contingency, and Mathematics; Huw Price, Pragmatic Relevance, and the Fate of Metaphysics; Monism or Pluralism?; §16 Truth and Relevance; Arbitrary Accounts and Infinite Regresses; Brute Facts or Spinozist Bullet?; Davidson’s Coherence Theory of Truth; Davidson on Language; Problematic Ideas; or, Pluralism = Monism; Problematic Ideas and the Relevance of the Determinate; Living the Problem; or, the inescapable social field; Meillassoux and the primacy of the determinate; Towards a Humean Political Theory; Conclusion; Bibliography.