Keep in mind that there are many successful entrepreneurs that really didn't have "what it takes" when they started!
Luck is an important element of success ... but keep the Gary Player Rule of Thumb in mind: "The harder you work, the luckier you get!"
In general, the skills of successful entrepreneurs include ...
... knowledge and experience in the industry where the opportunity exists.
... the ability to find timely and important opportunities with potentially significant returns on the investment required.
... the ability to create a viable solution to the problems presented by the opportunity.
... passion and commitment.
... the ability to transform an opportunity into a viable business venture.
... the ability to manage and thrive in an environment of ambiguity and uncertainty.
... flexibility to adjust to changing environments, customer needs, and competitive pressures.
... the ability to evaluate, prioritize, and mitigate risk.
... the ability to create a vision and mission for the venture, and effectively and communicate it to colleagues, investors, and allies.
... the ability to build a balanced, talented, dedicated team.
... the ability to sell your ideas and concepts to your colleagues, customers, investors, and collaborative partners.