I. Background -- II. General Quantum Field Theory -- III. Algebras of Local Observables and Fields -- IV. Charges, Global Gauge Groups and Exchange Symmetry -- V. Thermal States and Modular Automorphisms -- VI. Particles. Completeness of the Particle Picture -- VII. Principles and Lessons of Quantum Physics. A Review of Interpretations, Mathematical Formalism and Perspectives -- VIII. Retrospective and Outlook