Grammardog Teacher's Guide contains 16 quizzes for this essay. All sentences are from the essay. Quizzes feature famous quotes ("To be great is to be misunderstood." "Whoso would be a man must be a nonconformist." "Nothing can bring you peace but yourself." "A foolish consistency is the hobgoblin of little minds . . ." "There is a time in every man's education when he arrives at the conviction that envy is ignorance; imitation is suicide." "Nothing is at last sacred but the integrity of your own mind.").