To a small business owner, to an employee--to anyone--there is only one way to determine success. The answer lies in answering one question: How happy am I?
That's it. How successful you are is based solely on the answer to that question.
How happy are you?
Extremely successful entrepreneurs--at least in terms of traditional business success--work impossibly long hours while focusing almost exclusively on building their business. In many cases (some would argue most cases) their personal and family lives are to some degree a casualty of that focus.