Their is a personal pronoun, representing inclination and habit, in the third person, plural number, and neuter gender; according to Rule 12th, which says, “When a pronoun has two or more antecedents connected by and, it must agree with them jointly in the plural, because they are taken together:”  and is in the possessive case, being governed by sway; according to Rule 4th, which says, “A noun or a pronoun in the possessive case, is governed by the name of the thing possessed.”  Because the meaning is—­their sway;—­i. e., the sway of inclination and habit.

Sway is a common noun, of the third person, singular number, neuter gender, and objective case; and is governed by exert; according to Rule 5th, which says, “A noun or a pronoun made the object of an active-transitive verb or participle, is governed by it in the objective case.”  Because the meaning is—­exert sway.

Against is a preposition:  and shows the relation between exert and principle; according to Rule 23d, which says, “Prepositions show the relations of words, and of the things or thoughts expressed by them.”  Because the meaning is—­exert against principle.

Our is a personal pronoun, representing the speakers, in the first person, plural number, and masculine gender; according to Rule 10th, which says, “A pronoun must agree with its antecedent, or the noun or pronoun which it represents, in person, number, and gender:”  and is in the possessive case, being governed by principle; according to Rule 4th, which says, “A noun or a pronoun in the possessive case, is governed by the name of the thing possessed.”  Because the meaning is—­our principle;—­i. e., the speakers’ principle.

Only is a pronominal adjective, not compared:  and relates to principle; according to Rule 9th, which says, “Adjectives relate to nouns or pronouns.”  Because the meaning is—­only principle.

Saving is a participial adjective, compared by adverbs when it means frugal, but not compared in the sense here intended:  and relates to principle; according to Rule 9th, which says, “Adjectives relate to nouns or pronouns.”  Because the meaning is—­saving principle.

Principle is a common noun, of the third person, singular number, neuter gender, and objective case:  and is governed by against; according to Rule 7th, which says, “A noun or a pronoun made the object of a preposition, is governed by it in the objective case.”  Because the meaning is—­against principle.

LESSON I.—­ARTICLES.

“In English heroic verse, the capital pause of every line, is determined by the sense to be after the fourth, the fifth, the sixth or the seventh syllable.”—­Kames, El. of Crit., ii, 105.