Of a truth, there are so many aspects of the market that newbies don't know. Sometimes, the excitement is triggered by the profits made by others. One thing they don't know is that, people don't post their loses.
People only come out to talk about thier wins.
Like it is said, Demo is a good way to learn as newbie, then committing only fund you are willing to lose into real trading.
As you continue to study, you will gain mastering and also learn and ask questions.
Consistency will gradually lead to mastering.