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
Noun phrase rules of the language in question; for English, see English articles.) In the original X-bar theory, the two respective types of entity are called noun phrase (NP) and N-bar (N, N′). Thus in the sentence "Here is the big house", both "house" and "big house" are N-bars, while "the big house" is a noun phrase. In the sentence "I like big houses", both "houses" and "big houses" are N-bars, but "big houses" also functions as a noun phrase (in this case without an explicit determiner). In some modern theories of syntax, however, what are called "noun phrases" above are no