I do not think that the general reader at all appreciates the steady development of Socialist thought during the past two decades. Directly one comes into close contact with contemporary Socialists one discovers in all sorts of ways the evidence of the synthetic work that has been and still is in process, the clearing and growth of guiding ideas, the qualification of primitive statements, the consideration, the adaptation to meet this or that adequate criticism. A quarter of a century ago Socialism was still to a very large extent a doctrine of negative, a passionate criticism and denial of the theories that sustained and excused the injustices of contemporary life, a repudiation of social and economic methods then held to be indispensable and in the very nature of things. Its positive proposals were as sketchy as they were enthusiastic, sketchy and, it must be confessed, fluctuating. One needs to turn back to the files of its every-day publications to realize the progress that has been made, the secular emergence of a consistent and continually more nearly complete and directive scheme of social reconstruction from the chaotic propositions and hopes and denials of the earlier time. In no direction is this more evident than in the steady clearing of the Socialistic attitude towards marriage and the family; in the disentanglement of Socialism from much idealist and irrelevant matter with which it was once closely associated and encumbered, in the orderly incorporation of conceptions that at one time seemed not only outside of, but hostile to, Socialist ways of thinking....