Thomas Sowell asks: Is Democracy Viable?

Is it?

Free and democratic societies have existed for a relatively short time, as history is measured — and their staying power has always been open to question. So much depends on the wisdom of the voters that the franchise was always limited, in one way or another, so that voting would be confined to those with a stake in the viability and progress of the country, and the knowledge to cast their vote intelligently.

Thomas Sowell, Is Democracy Viable?