To what, lastly, is the fact to be attributed, that at this period the method we are speaking of suddenly emerged from the schools, to penetrate into society and become the common standard of intelligence; and that, after it had become popular among the French, it has been ostensibly adopted or secretly followed by all the nations of Europe?
Eta zergatik, frantsesen artean oso herrikoi izan ondoren, Europako herri guztiek ageri-agerian onartu edo ezkutuan jarraitu ote zioten? Metodo filosofiko hori XVI.