31. It cannot, however, be doubted that to attain the purpose we are treating of, not only the Church, but all human agencies, must concur. All who are concerned in the matter should be of one mind and according to their ability act together. It is with this, as with providence that governs the world; the results of causes do not usually take place save where all the causes cooperate. It is sufficient, therefore, to inquire what part the State should play in the work of remedy and relief.