dont need to do anything because the true is you can't do anything. just feel sad and fk up but everything will back normal. then keep working, trading
When you lose a good amount of money you shouldn't complain a lot about it, it will make you feel sad and even more. Losses are inevitable when making business online and in real life too. Be prepared, prepare your mind to deal with this.
Don't worry very much, with experience your losses you will even more rare and always learn from your mistakes.