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66 them&mdash;that is, unless we go back to slavery, and make one man's effort conduce to another man's welfare. Of course, if a speculator breaks loose from science and history, and plans out an ideal society in which all the conditions are to be different, he is a law-giver or prophet, and those may listen to him who have leisure.

The modern industrial system is a great social co-operation. It is automatic and instinctive in its operation. The adjustments of the organs take place naturally. The parties are held together by impersonal force&mdash;supply and demand. They may never see each other; they may be separated by half the circumference of the globe. Their co-operation in the social effort is combined and distributed again by financial machinery, and the rights and interests are measured and satisfied without any special treaty or convention at all. All this goes on so smoothly and naturally that we forget to notice it. We think that it costs nothing&mdash;does itself, as it were. The truth is, that this great co-operative effort is one of the great products of civilization&mdash;one of its costliest products and highest refinements, because here, more than anywhere