I quote Immanuel Kant in my preface, defining enlightenment as mankind coming out of its self-imposed immaturity.
"I wanna dedicate this book to my cock," declared Mark Wahlberg in the preface to his 1992 autobiography, Marky Mark.
I mean, he says in his preface 'I've done this, this and this.'
late 14c., from Old French preface "opening part of sung devotions" (14c.) and directly from Medieval Latin prefatia, from Latin praefationem (nominative praefatio) "fore-speaking, introduction," in Medieval Latin "prologue," noun of action from past participle stem of praefari "to say beforehand," from prae "before" (see pre-) + fari "speak" (see fame (n.)).
1610s, from preface (n.). Related: Prefaced; prefacing.