Unfortunately, newbies do not know this. Many people think that it is enough to invest several hundred dollars and soon they will become millionaires ... but it does not work ...
Of course it does not happen. You need to be able to choose the right project. You need to study a lot and read a lot. and of course luck should help you! Then it will turn out to earn.
Good luck very rarely helps in choosing a project, you basically need to have experience, or have someone to consult with.