RT @ValaAfshar: The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge. —Stephen Hawking https://t.co/4wxeS81wvK
RT @ValaAfshar: The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge. —Stephen Hawking https://t.co/4wxeS81wvK (http://twitter.com/muhamadiqbaldar/status/934186382825725952)
