The Age of Innocence by Edith Wharton Book I I. On a January evening of the early seventies, Christine Nilsson was singing in Faust at the Academy of Music in New York.
Edith Wharton -- The Age of Innocence
And if our young men appear disinterested," the Doctor’s wiser sister went on, "it is because they marry, as a general thing, so young; before twenty-five, at the age of innocence and sincerity, before the age of calculation.
Henry James -- Washington Square
When he spoke, his words came with a confusion which was delightful to hear because one felt that it indicated not so much a defect in his speech as a quality of his soul, as it were a survival from the age of innocence which he had never wholly outgrown.