From the article "'Neverisms': 11 Things You Should Never Do, Never Say, Never Forget" by Dr. Mardy Grothe
(http://www.huffingtonpost.com/dr-mardy-grothe/neverisms-things-you-should-never_b_860133.html#s277084&title=Never_rise_to)
Never confuse movement with action.
(Ernest Hemingway)
Never dare to to judge till you have heard the other side.
(Euripides)
Never dull your shine for somebody else.
(Tyra Banks)
Never ascribe to an opponent's motives meaner than your own.
(J. M. Barrie)
Never continue in a job you don't enjoy.
(Johnny Carson)
Never feel self-pity, the most destructive emotion there is.
(Millicent Fenwick)
Never go on trips with anyone you do not love.
(Ernest Hemingway)
Never doubt that a small group of thoughtful, committed citizens can change the world.
(Margaret Mead)
Never let the odds keep you from pursuing what you know in your heart you were meant to do.
(Leroy "Satchel" Paige)
Never lose a chance of saying a kind word.
(William Makepeace Thackeray)
Never depend on immersion in another person for your personal growth.
(Caitlin Thomas)
Never lose sight of the fact that old age needs so little but needs that little so much.
(Margaret Willour)
Never rise to speak till you have something to say; and when you have said it, cease.
(John Witherspoon)
There are are nearly 2,000 more examples in Grothe's new book "Neverisms: A Quotation Lover's Guide to Things You Should Never Do, Never Say, or Never Forget" (HarperCollins, 2011).