Mark Twain Quotes about Diversity

The universal brotherhood of man is our most precious possession.
Mark Twain (2012). “Mark Twain at Your Fingertips: A Book of Quotations”, p.34, Courier Corporation
To be good is noble; but to show others how to be good is nobler and no trouble.
Mark Twain (2000). “The Jumping Frog: And 18 Other Stories”, p.102, Book Tree