Alvin Weinberg, inventor of Molten Salt Reactor(MSR) giving President Kennedy a quick lesson in molten salt reactor technology.
https://en.wikipedia.org/wiki/Alvin_M._Weinberg"I hope that after I´m gone, people will look at all the dusty books ever written on molten salt and say hey, these guys had a pretty good idea, lets go back to it."
Alvin Weinberg, 2004
https://www.youtube.com/watch?v=pGzKuhY50v4