Mark Twain Quotes about Disappointment

Mark Twain (2013). “Autobiography of Mark Twain, Volume 2: The Complete and Authoritative Edition”, p.288, Univ of California Press
Mark Twain (2012). “Mark Twain at Your Fingertips: A Book of Quotations”, p.170, Courier Corporation
A Connecticut Yankee in King Arthur's Court ch. 22 (1889)