For, say you, since we observe our sensations to be imprinted in an orderly and constant manner, it is but reasonable to suppose there are certain constant and regular occasions of their being produced.
Zeren, esango baita: konturatzen bagara gure zentzazioak ordenan eta iraunkorki inprimatzen zaizkigula, arrazoizko da suposatzea zenbait okasio iraunkor eta erregular daudela sor daitezen.