It was customary for the titans of the 20th century to envelop themselves in immense, plush offices, reeking of leather and opulence, as if the multiple digits of their bank account balances were not sufficiently impressive in their own right. Bernard Baruch eschewed such accommodations, dispensing advice from a park bench at Lafayette Park across from the White House or at Central Park in New York. And the recipients of his advice were not your ordinary folk; they were presidents, senators, corporate kings and foreign dignitaries.