"The real cause of failure, ultimately, in marriage is always self, and the various manifestations of self. Of course, that is the cause of trouble everywhere and in every realm. Self and selfishness are the greatest disrupting forces in the world. All the major problems confronting the world, whether you look at the matter from the standpoint of nations and statesmen or from the standpoint of industry and social conditions, or from any other standpoint -- all these troubles ultimately come back to self, to 'my rights', to 'what I want', and to 'who is he'? or 'who is she'? "Self, with its horrid manifestations, always leads to trouble, because if two 'selfs' come into opposition there is bound to be a clash. Self always wants everything for it-self. That is true of my self, but it is equally true of your self. You at once have two autonomous powers, each deriving from s...