Factorum ac dictorum memorabilium libri IX ("nine books of memorable deeds and sayings", also known as De factis dictisque memorabilibus or Facta et dicta memorabilia) by Valerius Maximus (c. 20 BCE – c. CE 50) was written around CE 30 or 31. It is a collection of approximately a thousand short stories that Valerius wrote during the reign of Tiberius (42 BCE – CE 37). The stories are a variety of anecdotes illustrating how the ancient Romans lived. While the majority of the stories are of Roman life, he does have some foreign stories at the end of some chapters. Most of these are of Greek life and most of those are about Greek philosophers or famous kings.