Albert Einstein teaches us about relativity, where Space and Time are actually one and the same, while proposing that Mass and Energy are interchangeable too, through the relation E=mc2.
Additionally he provides evidence that matter is composed of atoms and lays the foundations of quantum mechanics.
Like Nikola Tesla, Einstein was a humanist and opposed to war as well.
Einstein could never have discovered this most famous equation, were it not for others before him who handed to him the several independent parts it consists of, like Faraday, Newton,
www.youtube.com/watch?v=j65dD3Dzaq0