Euripides on youth

When good men die their goodness does not perish, but lives though they are gone. As for the bad, all that was theirs dies and is buried with them.

There is one thing alone that stands the brunt of life throughout its course: a quiet conscience.

‘Twas but my tongue, ‘twas not my soul that swore.

When I was a boy of 14, my father was so ignorant I could hardly stand to have the old man around.
But when I got to be 21, I was astonished at how much the old man had learned in seven years.

George Washington, as a boy, was ignorant of the commonest accomplishments of youth. He could not even lie.

Mark Twain1835–1910“Brief Biographical Sketch of George Washington”, The Celebrated Jumping Frog of Calaveras County, and Other Sketches (1867), ed. John Paul

When I was younger I could remember anything, whether it happened or not.

Mark Twain1835–1910Autobiography of Mark Twain, Mark Twain Project edition, Volume 1 (2010), p. 210