Preface: My way -- Part I: Purpose vs. textualism. Purpose-based approaches -- The textualist approach -- Part II: Interpreting statutory law. The traditional use of text and purpose -- The text/purpose divide -- Static or dynamic? -- Consequences -- Legislative history -- Constitutional values -- Resolving the text/purpose tension -- Why judges should consider purposes: a summary -- Part III: Interpreting the Constitution. The Constitution -- The traditional approach to constitutional interpretation -- Constitutional textualism -- When the text runs out: the limits of constitutional textualism -- Legal stability: stare decisis -- Part IV: Why values, purposes, and workability provide a better way to interpret the Constitution. Workability: history and practical experience -- Workability: deciding where values conflict -- Workability: direct application of basic values -- Part V: Paradigm shifts on the court. Three paradigm shifts -- Are we undergoing the next paradigm shift? -- Conclusion.