John Lamparski/Getty ImagesFamily game nights are often an excuse to relax, blow off steam and have fun. "It is brutally hard … You think 'Oh it's worth 13 times earnings and the market has it at seven or or 25.' And rather than hammering financial lessons into their kids, Dimon recalled his parents imparting a different lesson: do something with purpose. It wasn't anything [other] than just do it well and have a purpose," Dimon said. Yet, by teaching Dimon about stocks and investing young, his father might have helped instill the tools that his son needed to pursue that life of purpose — whatever path he'd chosen.