Our wretched species is so made that those who walk on the well-trodden path always throw stones at those who are showing a new road. – Voltaire

Mental slavery is mental death, and every man who has given up his intellectual freedom is the living coffin of his dead soul. – Robert Ingersoll, Individuality

Custom is, to think a handsome thing in private but tame it down in the utterance. – Mark Twain, 1907, letter to Harriet E. Whitmore

Most people are more comfortable with old problems than with new solutions. – Author Unknown