I am not afraid to say that the principle of interest, rightly understood, appears to me the best suited of all philosophical theories to the wants of the men of our time, and that I regard it as their chief remaining security against themselves.
Beldurrik gabe esango dut ongi ulerturiko interesaren doktrina, teoria filosofiko guztien artetik, gure garikoen premietarako egokiena iruditzen zaidala, eta beren buruaren kontra gelditzen zaien garantiarik indartsuena ikusten dudala horretan.