No doubt, everyone who owns and operates their own business wants to be successful. It takes a lot of self-discipline to be positive, be persistent, be driven towards goals and to keep going. Sometimes there are some setbacks along the road to success which can be frustrating and even discouraging but if you give up, how will you ever know if you achieve your goals and, ultimately, will be successful.
I found this article on the Entrepreneur.com website written by James Stephenson which highlights characteristics of successful entrepreneurs. Do you possess some or all of these characteristics? I don't think anyone has all these characteristics at once but we develop many of the characteristics over time.
Here is the link for the article: http://www.entrepreneur.com/article/200730