What are the laws of logic, and are they universal? Are the laws of logic something that exists “out there” and our symbolic and syntactical conventions merely a way of describing it? Or do our logical propositions and assertions dictate the truth? This may seem like an easy question to answer, but not everyone agrees.
Einstein
Time, Matter, Energy, Higgs Fields, and Inertial Frames of Reference: Some Questions
Einstein is one of the most famous scientists in history, and one of the most famous equations of this most famous scientist is E=mc2 which, although famous, most people don’t know what it means. It is, of course, the equivalence of mass and energy. But what does that mean?