You have to find out what's right for you, so it's trial and error. You are going to be all right if you accept realistic goals for yourself.
In the last three years of racing I've met as many women fans as men fans, and in NASCAR it's the same thing. My wife loves cars, but the difference is she doesn't have 20 years of understanding the background of them. She basically drives them and uses her gut feelings as to which is best.
In life it wasn't what you know, but who you know. I had people who were trying to buy teams and had they bought the teams, I would have gotten to coach because they wanted me to coach. But the people who have the teams hire their friends.