“If you look at the implications of exponential growth, it's clear that we're approaching a time when machine intelligence will be billions of times more powerful than human intelligence.”— Ray Kurzweil
“The nonbiological intelligence created in that year will be one billion times more powerful than all human intelligence today.”— Ray Kurzweil
“Within thirty years, we will have the technological means to create superhuman intelligence. Shortly after, the human era will be ended.”— Vernor Vinge