After a decade of saving and investing more than half of their income, Justin and Kaisorn McCurry built a portfolio of $1.3 million, enough to support their modest lifestyle in retirement. Justin quit his engineering job in 2013 and retired at age 33. Kaisorn joined him in early retirement in 2016 at age 38.
https://www.cnbc.com/2018/11/16/early-retirees-share-the-hardest-part-about-retirement.html