Note 43:1 — INTRODUCTION.[vii:1]

Plutarch gives an early specimen of this argument in his life of Theseus: “The ship wherein Theseus and the youth of Athens returned [from Crete] was preserved by the Athenians down even to the time of Demetrius Phalereus; for they took away the old planks as they decayed, putting new and stronger timber in their place, insomuch that this ship became a standing example among the philosophers for the logical question, as to things that grow; one party holding that the ship remained the same, and the other contending that it was not the same.”