How many “nutcases” build a multi-billion dollar business?
In fact, not that they are nutcases, but note that many high-dollar lottery winners end up filing for bankruptcy.
The Donald inherited half of Queens and a big chunk of Manhattan. That aside, almost all real life self made tycoons, John Galt types, from Ford, to Rockefeller to Gates, to Jobs, to Eastman, etc., exhibit unbalanced personalities.