This scientist warned of the powers of the modern 
This scientist warned of the powers of the modern weaponry when he said, "I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones." Admitted to the Swiss Polytechnic Institute in 1896, he created the "equivalence principle" equating gravitational force and the inertial force of a system in accelerated motion.  FTP, name the scientist who published his three most important papers in 1905, while working for the Swiss Patent Office.
This scientist warned of the powers of the modern weaponry when he said, "I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones."
Albert Einstein