But the great changes in housekeeping described in the preceding chapters are not mere suggestions nor theories of what might be done:  each reform has already been put into actual practice.  The result has been so extraordinary that one is impelled to believe that the only way to solve the Servant Problem is to apply business principles to housework in private homes.

Naturally such a revolution from methods now in vogue can not be wrought in a day, and the transitional period may be one of some difficulty and confusion for employer and employee alike who have spent a large portion of their lives under the old regime.  But the revolution is imperative, and the ultimate benefit beyond calculation.