Can you get rich doing online business?

Is it possible to become rich by doing an online business? The answer is a big YES!!The other day I read a book on Investment by Robert Kiyosaki. This book offers very different view from most of the investment books, the author says that it does not take money to make money! Then what it takes to make money? It is all in your mind! Can you get rich without a penny? Yes, according to the book. I