Unless of course you invested in 2016 and it's Mar 2020 and it turns out you need the money now. You'll have no gain and fours years lost. Diversification: It

Unless of course you invested in 2016 and it's Mar 2020 and it turns out you need the money now. You'll have no gain and fours years lost. Diversification: It's All About (Asset) Class https://www.investopedia.com/articles/financial-theory/08/asset-class.asp https://www.investopedia.com/articles/financial-theory/08/as...