It is the purpose of this book to answer such questions specifically. We shall tell you what we have done. Before going into a detailed discussion, it may be well to summarize some points as we see them.

How many times people have said to us: “I can take it or leave it alone. Why can’t he?” “Why don’t you drink like a gentleman or quit?” “That fellow can’t handle his liquor.” “Why don’t you try beer and wine?” “Lay off the hard stuff.” “His will power must be weak.” “He could stop if he wanted to.” “She’s such a sweet girl, I should think he’d stop for her sake.” “The doctor told him that if he ever drank again it would kill him, but there he is all lit up again.”