It takes a lot of things to work together in order to be wealthy but with a little luck, a lot of luck... You've got to be good at something. For a 20-year-old, you don't have to know exactly what you want to do, you've just got to go find something you can be great at, and then go be great at it.
Mark CubanKnow your stuff. Have an angle. Know how to grow business, how to develop products, have patents and an undeveloped market that could be huge.
Mark CubanThere are no shortcuts. You have to work hard, and try to put yourself in a position where if luck strikes, you can see the opportunity and take advantage of it.
Mark Cuban