Review of Thermodynamics -- Basics of Equilibrium Statistical Mechanics -- Quantum Mechanics of Identical Particles -- Statistical Mechanics of Ideal Gases -- Density Matrices and Two-Particle Correlations -- Hartree–Fock Equations and Landau’s Fermi-liquid theory -- Attractive Interaction and Bound States -- Mean-Field Equations of Superconductivity -- BCS Theory -- Superfluidity, Meissner Effect and Flux Quantization -- Responses to External Perturbations -- Tunneling, Density of States and Josephson Effect -- P-Wave Superfluidity -- Gor’kov, Eilenberger and Ginzburg–Landau Equations -- Abrikosov’s Flux-Line Lattice -- Surfaces and Vortex Cores -- Solutions to Problems.