Peter Abelard antiquity for their virtues and for their discovery by the use of reason of many fundamental aspects of Christian revelation. At some point in this time Abelard wrote, among other things, his famous "Historia Calamitatum". This moved Héloïse to write her first Letter; the first being followed by the two other Letters, in which she finally accepted the part of resignation, which, now as a brother to a sister, Abelard commended to her. Sometime before 1140, Abelard published his masterpiece, "Ethica" or "Scito te ipsum" (Know Thyself), where he analyzes the idea of sin and that actions are not what
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