• Bartlett's Familiar Quotations from Project Bartleby
  "This tenth edition of 1919 contains over 11,000 searchable quotations and was the first new edition of John Bartlett’s corpus to be published after his death in 1905..."
• Bible: King James Version
  Humanities Department at University of Michigan.
• Creative Quotations
  "Quotations for Creative Thinking provides famous quotes and biographical sources for 3,000+ famous people. It's a great research tool for students and teachers."
• IZQuotes
  "Our database contains more than 380,000 quotations of more than 20,000 authors, as well as an equally thorough collection of picture quotes."
• Motivational & Inspirations Quotes
  Includes the ability to search the collection of over 13,000 quotes.
• The Quotations Page
  The Web's first Quotations Page, now with over 15,000 searchable quotes. Quotes of the Day and Motivational Quotes also available by email.
• Quotations & Sayings Database
  A large, organized and comprehensive collection with a forum to answer your questions. Contains the only multi-site search on the Internet for quotations.
• Quoteland.com
  Huge collection organized by hundreds of topics. Sections on Literary and Humorous Quotations plus search with all or part of a quote for the author.
• Movie Quotes
  An archive of quotations from films submitted by visitors, with a searchable database.
• Twain Quotes
  "Directory of Mark Twain's (great American author of Tom Sawyer and Huckleberry Finn) maxims, quotations, and various opinions."

(updated 10/8/2015)