One chart to understand the 8 common investment tools for ordinary people! Why do you need to invest instead of work to achieve financial freedom? Work gives people an illusion that every penny you earn depends on your efforts. If you lose your job one day, you are finished, your family will be separated, and you will never recover. Over time, the illusion becomes your creed. So you spend the rest of your life looking for various bosses to contribute to his wealth and glory. Investment can gradually train you to accept the impermanence of life and get rewards in uncertainty. The courage to accept impermanence is definitely a key factor in achieving freedom, not just financial freedom. You will balance your desires and achieve your freedom in a limited environment, including financial freedom.