Entrepreneurship is not for everyone. It is the hot thing right now, but it is being sold by shady people peddling the dream of making a million dollars in less than a year. If you are wondering whether or not you should start a business, embark on an entrepreneurial endeavor, or pursue any other big goal in life, here's what you need to realize: It's going to take time. It's going to take everything you have. You aren't going to be able to do it unless you are all in.