A Summary of Observed Data and Pre-Amble -- Energy-Density Functional Formalism and Nuclear Masses -- The Decay Process, Fission Barrier, Half-Lives, and Mass Distributions in the Energy-Density-Functional Approach -- Spontaneous Fission Half-Lives of Fermium and Super-Heavy Elements -- Empirical Barrier and Spontaneous Fission -- Induced Fission -- Hot and Cold Fission -- Isomer Fission -- Clu…