We have all watched in wonder as the entrepreneurs around us start businesses, create great products and live out their dreams by serving others. But what makes those exceptional men and women so special? Do they emerge from the womb with the entrepreneurship gene, or was their desire to start businesses and push boundaries nurtured over the years. As with all things, the answer probably lies somewhere in the middle. With that in mind, here are 5 of the most important qualities entrepreneurs tend to have in common.