“I don’t know what it’s like to be away from the venture…I am always thinking about it,” one entrepreneur says. Illustration: Pete RyanThe idea of the workaholic entrepreneur is so common that it is a cliché. To be a success, entrepreneurs must be devoted to their business, especially if they are working alone. So, they put in long hours—often unreasonably long hours—even at the short-term expense of their health, their friends and their family.

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