A circle has no end. Author: Isaac Asimov Copy Quote More from Isaac Asimov “all the suffering that humanity ever knew can be traced to the one fact that no…” “And Mallow laughed joyously. "You've missed, Sutt, missed as badly as the Commd…” “To MankindAnd the hope that the war against follymay someday be won after all.” “Nothing has to be true, but everything has to sound true.”