The 2012 London Whale trading fiasco at JPMorgan Chase (JPM 0.06%) was undoubtedly the low point of CEO Jamie Dimon's career. This week, Dimon released his annual letter to JPMorgan shareholders and voiced his regrets and determination to never let another internal crisis harm shareholders.

In addition to offering his apologies, Dimon offered some great advice about how people and organizations should evaluate their situation when things seem to be going just fine. In this video, Motley Fool banking analysts David Hanson and Matt Koppenheffer discuss what Dimon's new focus on internal controls means for investors.