"The Importance of the 'Salt of the Earth'" - Roger Meyer

Salt is an important commodity, and it has been for millennia. It is one of the basic necessities of life, so vital that it was even used as a form of currency in ancient times, giving rise to the common saying that something or someone is “worth their salt”—or not. - Full text here: https://www.tomorrowsworld.org/commentary/the-importance-of-the-salt-of-the-earth