On plans and probabilities from the founder of The Vanguard Group.

Age: 89

Industry: Investor, business magnate, and philanthropist

Net worth: $80 Millions

Forbes 100 greatest business minds 2018

On Plans:

“The greatest enemy of a good plan is the dream of a perfect plan. Stick to the good plan.” 

On Probabilities:

“Some estimates suggest that the failure rate is around 20 percent, meaning that each year, one of every five hedge funds goes up in smoke.”

Image: John C. Bogle, 2016 / The Institute for Fiduciary Standard, CC BY-SA 4.0