Most nouns form their plurals by adding

's
s
es
the correct foreign ending

Most nouns form their plurals by adding s.

Explanation:

The most common ending in regular nouns that become plural is "s", even when we have other endings such as "ies", "es" and "ves", they follow specific rules that don't apply to many of the nouns, they just apply to specific spelling cases, then the biggest percentage of words will use "s", for example, book - books.

" these violent delights have violent ends"

explanation:

i think that the quotes in paragraph 11 contribute to the development of ideas because it provides a good reasoning of the central idea of the text.