and if you will not allow any of the means to be different, you cannot, without absurdity, deny the extremes to be the same. Suppose, therefore, a person to have enjoyed his sight for thirty years, and to have become perfectly acquainted with colours of all kinds except one particular shade of blue, for instance, which it never has been his fortune to meet with.
Eta norbaitek onartzen ez badu bitarteko batzuk ezberdinak direla, ezin du ukatu, absurduan erori gabe, ertzekoak ezberdinak direnik.