The Einstein Equation

Most people associate Einstein with the equation E=mc².
Well, physicists see things differently.
This is Einstein’s true equation, the revelation of the spacetime continuum and how it deforms in the presence of free energy or energy condensed into matter.
Contributing to this equation were Minkowski’s notions of spacetime, the Riemann tensor, and the matrices solved by his astronomer friend in a frontline trench during World War I.
Professor Sean Carrol Explain this in an Elegant way: