Scientists sometimes have an uneasy feeling of doubt whether their epoch making discoveries are really benefiting mankind and try to argue themselves into the conviction that they are improving the social order. Fosdick of the Rockefeller Foundation asks "Can man control the forces he has let loose?"
Carrel says that our stature is not adjusted to the environment which we have created and sometimes what the sciences have given to man has fallen into unsafe hands. Labor saving inventions, he says, have dislocated employment, stunted our mental and physical growth, interfered with improvement of the species which naturally results from the struggle for existence, invited the development of political tyranny, increased the number and magnified the power of death dealing machines, and so on.
Whether or not these charges are borne out in our general social existence, we medical men must admit that sometimes as practitioners, let us say from