Basically, there are three types of any equilibrium: (a) Stable Equilibrium: There is stable equilibrium, when the object concerned, after having been disturbed, tends to resume its original position. Thus, in the case of a stable equilibrium, there is a tendency for the object to revert to the old position.
The modern disease theory of alcoholism states that problem drinking is sometimes caused by a disease of the brain, characterized by altered brain structure and function. The American Medical Association (AMA) declared that alcoholism was an illness in 1956.
You cannot make him want to stop drinking. That is completely and totally on him. Alcoholism is a disease, a scary, insidious, difficult disease. You are not the cause of his drinking, and you cannot be the cure for his drinking. I second @hungryhungryhortence, go to an AA meeting or visit an Al Anon meeting.