The key things are starting early, investing in the overall index and not individual firms and not panicking when markets go down.
These figures show how little you need to invest if you start early or relatively early:
By the same token, it is a huge mistake to assume that investing is a get rich quick scheme.
It simply isn’t. You will have good and bad years, and even the occasional “lost decade” if you invest.
You will have to face countless moments where your streesed out of your head and scared.
Market crashes. The Stock Market has crashed 40%-50% on countless occasions, even though the Dow Jones has gone from 60 in 1900 to 2,000 in the early 90s to 26,000–29,000 this year.
If you are long-term orientated, that doesn’t matter though. The markets are like a rollercoaster where the general trend is up sharply, but with many bumps along the way.
So without discouraging you.. If really want to invest in stocks take your Time and study first and by study I mean the dummy level study. Give yourself a time period maybe 6 months and study the industry and how markets operate.
I am sure you can find videos on YouTube and and books at national library.