Scientia potentia est phrase ""sapientia est potentia"" is often translated as "wisdom is power". The earliest documented occurrence of the phrase "Knowledge is power" is from Imam Ali (599-661 CE), as recorded in the tenth-century book Nahj Al-Balagha (originally in Arabic). He said: Another account of this concept is found in the Shahnameh by the Persian poet Ferdowsi (940–1020 CE) who wrote: "Capable is he who is wise" (in Persian: توانا بود هر که دانا بود). This hemistich is translated to English as "knowledge is power" or "One who has wisdom is powerful". A proverb in practically the same wording is found in
Carthago delenda est plan of destroying Earth, which they both consider the ultimate enemy of the Spacer worlds. In this case, the phrase is written as "Ceterum censeo, delenda est Carthago" and Mandamus translates it as "In my opinion, Carthage must be destroyed". A modified version of the phrase is used in the novel "Peace on Earth" by Stanisław Lem ("Ceterum censeo humanitatem preservandam esse"—"Furthermore, I consider that mankind must be saved"). Carthago delenda est "Ceterum censeo Carthaginem esse delendam", or "Ceterum autem censeo Carthaginem esse delendam" (English: "Furthermore, (moreover) I consider that Carthage must be destroyed"), often abbreviated to "Ceterum censeo", "Carthago