If you really want to make money in the forex market, consider hard work, patience, learning, skills, trading psychology, risk management, discipline, consistency, and determination to trade.
If you practice long enough on a demo account, you will understand how to trade and whether your strategy works or not.
You have to control your emotions anyway. While you are learning about the forex market, try to learn and control your emotions. You have to start controlling your emotions from the beginning.
Journal from the start, and understand what you are doing and what you can do.
Obviously, it takes time to learn about forex. But, if you utilise this time to learn and practise forex trading, you can expect good results while trading a live account.