Self-made billionaire John Calamos says young people need to hustle — and have a mission in life — to be successful

Self-made billionaire John Calamos says young people need to hustle — and have a mission in life — to be successful

John Calamos is a billionaire investor and former US Air Force pilot.Calamos InvestmentsJohn Calamos says young people need to work hard to succeed, but it's OK to change course in life.The billionaire investor and former Air Force pilot shared his advice for young people with BI.Calamos said that having a mission in life is vital, and wealth often comes as you work toward it.Self-made billionaire John Calamos says the road to success can be ste…