To become a good trader you need a few years, while showing stable results, because the investment is not a sprint, but a marathon and very rarely you can get everything at once
Only giving time cant help you anything if you cant invest the time on exact time. You have to spent the time in proper way to gather trading knowledge and to get goo experience. In this case you may do demo trading to be sure either you are making profit or not and demo trading cant help you too much real trading can give you the real experience which may play a vital role to be an expert.