You must have the guts and dedication to be completely devoted to your goal. Incidentally, devotion to your goal is much more likely if you have a love for your intended business. Life is too short to start a business that doesn't give you satisfaction and joy. And through good times and bad times you will stick with something you love. To become a successful entrepreneur, you must have a working knowledge about the business you plan to start before you start it .
Common sense combined with appropriate experience is the necessary brainpower.
Prudence, follow through and attention to detail are very important. In a future session you will learn how to forecast future cash requirements through cash flow control. In some cases you don't need starting capital to hire other people because you might start by doing everything yourself. You will run the risk of becoming eccentric, meaning creating a life that is out of balance, with working hours taking away from other family or pleasurable activities. There may be levels of stress you have not experienced as an employee.