Investing is not only for the rich! Even small amounts of money invested regularly result in significant portfolio value over long term. Starting early you get the most benefit from the compound interest as even small amounts, if invested with discipline, can result in significant portfolio value over time.
*Graph shows theoretical terminal portfolio value at the end of each investment period, taking into account that portfolio is growing at 6% annual return, which remains constant throughout the whole investment period. Real return from investments is variable and may be negative as well as positive.