Henry Wadsworth Longfellow on youth

The heights by great men reached and kept, were not obtained by sudden flight. But they, while their companions slept, were toiling upward in the night.

I heard the bells on Christmas Day. Their old, familiar carols play. And wild and sweet the words repeat. Of peace on earth, good-will to men!

If we could read the secret history of our enemies, we should find in each man’s life sorrow and suffering enough to disarm all hostility.

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