week 4 - HOW HAS E=MC2 AFFECT YOU?

IT IS AMAZING KNOWING THAT THE ENERGY CONTAINED IN A PIECE OF MATTER IS ALWAYS EQUAL TO THE MASS OF THE MATTER, YOU JUST MULTIPLY BY AN LARGER NUMBER, THE SPEED OF LIGHT SQUARED, AND THIS MEANS THAT EVEN THE TINIEST, THE VERY TINIEST AMOUNT , OR A TINIEST PARTICLE OF MATTER HAS WITHIN IT A TREMENDOUS AMOUNT OF CONCENTRATED ENERGY. SOME PART OF MY FAITH GOES TO THE BIG BANG THEORY, AN IS PRETTY MUCH WHAT E=MC2 IS ABOUT, OR IM WRONG?