why did Walter ask Ruth what was wrong with her?

Walter asks Ruth what is wrong with her during their conversation about dreams. Walter asks Ruth if she is tired of the way that they live, the house in which they live, their jobs, their son, him. Walter feels a sense of defeat because he cannot make his dreams come true. Further, he feels little support from his family. Walter wants Ruth to admit that she is just as fed up with their way of life as he is, hoping that her despair might encourage her to put more faith in him and his investment dreams. So in this scene Walter is concerned with gaining the faith of his wife.