good analyze,senior and pro gambler will do this for make gambling have better mindset for newbie

but i also agree that gambling can used for long term profit,but it will not same profit each game.
Yup! it can really make a profit in a long run and like what you said the output on playing gambling is not the same just like you did the other time your lucky winning it and even if you can profit in gambling it is really too risky doing it.