"The Child may be wrought upon; Nature like some Vegetables, is malleable when taken green and early; but hard and brittle when condens'd by Time and Age; at first it bows and bends to Instruction and Reproof, but afterwards obstinately refuses both."
— Defoe, Daniel (1660?-1731)
(I, pp. 67-8)
Text from The Family Instructor: In Three Parts; I. Relating to Fathers and Children. II. To Masters and Servants. III. To Husbands and Wives. (London: Printed for Eman. Matthews, 1715). <Link to Vol. I in ECCO-TCP>