did-you-kno:Diamonds are neither rare, nor valuable. In one of the most successful ad campaigns of a
did-you-kno:Diamonds are neither rare, nor valuable. In one of the most successful ad campaigns of all time, De Beers claimed men should spend one month’s salary on a diamond ring. Then they raised their prices, restricted their supply, and created an illusion that generations of people still believe to be a mandatory part of the marriage process. Source -- source link