Or, if I may use an absurd but more striking comparison, the philosophical investigator must always have the same feeling towards the complete etiology of the whole of nature, as a man who, without knowing how, has been brought into a company quite unknown to him, each member of which in turn presents another to him as his friend and cousin, and therefore as quite well known, and yet the man himself, while at each introduction he expresses himself gratified, has always the question on his lips:
Edo isekazko konparazio bat egitea zilegi bazait, txundigarriagoa delako-natura osoaren aitiologia burutuan ikertzaile filosofikoari gertatuko litzaioke, nola ez dakiela gizarte erabat ezezagun batean sartu denari bezalako zerbait, nongo kideek sailean bere aurrean batak bestea bere adiskide eta lehengusu gisa aurkeztuko bailizkiokete eta horrela nahikoa ezagutaraziko balizkiokete: