About forty percent of all eighteen to twenty-four-year-olds or almost eleven and a half million were in school in October of last year.

VOA: special.2009.11.19

Not a man, either, just a boy of eighteen or twenty, fairly thickset and not at all feminine.

NEWYORKER: The Cold Outside

Someone who has reached the age of eighteen or twenty and has never been a reader is not going to become a writer in fifteen weeks.

NEWYORKER: Live and Learn