If you can then do it. You are just wasting a big opportunity if you still don't because bitcoin is more known and exposed more than ever and and a brighter future awaits for crypto in 2018.
Don't hesitate to start now because if you will start later, it could be too late for you to reach your dreams for your future. I know that all of our dreams are common which is to secure the future of our family and even our future. So we need to hurry and make sure to earn extra income so we can save bigger amount t of money for the future that we planned to do.