Scientia potentia est Scientia potentia est The phrase "scientia potentia est"" (or "scientia est potentia" or also "scientia potestas est")" is a Latin aphorism meaning "knowledge is power". It is commonly attributed to Sir Francis Bacon, although there is no known occurrence of this precise phrase in Bacon's English or Latin writings. However, the expression ""ipsa scientia potestas est"" ('knowledge itself is power') occurs in Bacon's "Meditationes Sacrae" (1597). The exact phrase ""scientia potentia est"" was written for the first time in the 1668 version of the work "Leviathan" by Thomas Hobbes, who was secretary to Bacon as a young man. The related
Et facere et pati fortia Romanum est Et facere et pati fortia Romanum est Et facere et pati fortia Romanum est is a Latin phrase meaning "Acting and suffering bravely is the attribute of a Roman." Its comes from Livy's "Ab Urbe condita" 2, 12, 9. According to legend, a certain Mucius Cordus attempted to kill an Etruscan king Lars Porsena, who was besieging Rome. When the Etruscans caught him, he said “"Romanus sum civis"” ("I am a Roman citizen") and continued with "Et facere et pati fortia Romanum est". To prove his point, he held his right hand without flinching in a fire that the king