If you want to live a comfortable life, if you want to have a good family life, if you want to become happy in your life, you need to be financially healthy. When you are financially healthy, you have savings, emergency funds, passive income, investment portfolios, as well as retirement funds. When you are financially fit you are not depended on your paycheck, you can still pay your bills even if you lose your job or income source. To become financially healthy, you need to try to build multiple source of income so that you have money to save and also for investment.