The Stone Age did not end because humans ran out of stones. It ended because it was time for a re-think about how we live.
As quoted in "Eco-designs on future cities" by BBC News (14 June 2005)
The Stone Age did not end because humans ran out of stones. It ended because it was time for a re-think about how we live.
As quoted in "Eco-designs on future cities" by BBC News (14 June 2005)