Stephen Hawking: I think it quite likely that we are the only civilization within several hundred light years; otherwise we would have heard radio waves.
Stīvens Hokings: Manuprāt,  ļoti ticams, ka esam vienīgā civilizācija dažu simtu gaismas gadu attālumā; citādāk būtu uztvēruši radiosignālus.