This means that it is better to make trading a side job to supplement the income from your main job because of course the name of the need will never be tolerated and what if for example you experience a loss while you really need money to buy something for the needs of life? this is what we should pay attention to which means it is better to prevent than to cure, on the other hand yes I agree that age is a number but I'm not sure that someone who is very old can do it right, surely there will be a lot of disturbances that he experiences when analyzing the market due to the age factor which should be used more for rest time, but yes it depends on each choice.