“You can’t run a business or anything else on a theory.”– Harold S. Geneen Related Quotes “It is the artist’s business to create sunshine when the sun fails.”– Romain Rolland “In business for yourself, not by yourself.”– William James “Well, I was sort of a jack-of-all-trades in show business for a long time. I was a singer and a dancer and then I got a job as an actor.”– Christopher Walken