The physicist who made an argument with Enrico Fermi against the existence of extraterrestrial civilizations has described himself as what?
Fermi paradox:  The basic points of the argument, made by physicists Enrico Fermi (1901–1954) and Michael H. Hart (born 1932), are: Michael H. Hart:  He has described himself as a white separatist and is active in white separatist causes.
i don't know