I think a variety of things would have gone unsolved without smart people at the right place and time with the right expertise to solve tremendous problems like measuring the density of an object or learning construction, or how to create a sail that allows ships to sail into the wind.
I think a variety of things would have gone unsolved without smart people at the right place and time with the right expertise to solve tremendous problems like measuring the density of an object or learning construction, or how to create a sail that allows ships to sail into the wind.