People often participate in the equity markets when they are looking for excitement. It's great excitement when the market moves up significantly, but there are a whole host of other feelings when the markets moves an equal amount in the opposite direction. (F_ck!)
While there are many reasons, the reason I pursue stocks is to achieve financial independence and financial independence opens up your choices. Those choices enable people to make the decisions they want to pursue and avoid situations that they don’t want to do.