Do not forget the fact that it is also smart if we know our limitations.
How are you smart if you only know when to stop? You cant make money all the time and stop when you get the money. In fact if you want to be considered smart then you should gamble the smart way which is to play with EV+ betting. Thats the only way that you will be considered as smart otherwise there is no
yes to me one can be smart in gambling if he have good experience in gambling and may have good gambling skill and tricks, he must spent good time in casino so that he may know the right time to play and when needed to stop. getting experience and gambling skill are also too much important, and one can get such experience if he has spent a lot of time in gambling.