I think it is pretty clear, as it helps your life with money You win money in gambling, sometimes if you're lucky you win a lot, and then your life is easier as you have more money
Money is essential in our needs, but not necessarily needed as our source of happiness.
It is indeed money is a very important source for the needs of our life. But money is not the benchmark for getting something good (happiness). everyone who feels happy will definitely have a huge desire to make themselves better and the money is not everything
But there is bad effect if you are addicted it can drain your wallet..