The numbered quotes are my top selection.

New:

“If you do it right, it will last forever.” ─ Lella and Massimo Vignelli

"Focusing on strong goals makes the means achievable"
Adriana ”Andi” Karaboutis, Executive Vice President, Technology and Business Solutions, Biogen Idec

1. “Love one another.”
Jesus Christ - John 13: 34

2. “What is not possible is not to choose.”
Jean-Paul Sartre

3. “When performance is measured, performance improves. When performance is measured and reported, the rate of improvement increases.”
Boyd K. Packer

4. "To serve is to rule."
Templar Maxim

5. “The happiness of your life depends upon the quality of your thoughts.”
Marcus Aurelius

6. “To improve is to change; to be perfect is to change often.”
Winston Churchill

7. “Desire must overcome fear. Love must drive desire.”
Norris Packer

8."One of the illusions of this life is that this is not the decisive hour."
R.W. Emerson

9. “Someone once told me that time was a predator that stalked us all our lives. I rather believe that time is a companion who goes with us on the journey and reminds us to cherish every moment, because it will never come again. What we leave behind is not as important as how we've lived.”
Patrick Stewart (Picard)

10. "Fail," Holzle says. "But fail early." Fail before you invest more than you have to
Google Fellow Urs Holzle

11. "Do not disturb yourself by thinking of the whole of your life."
Marcus Aurelius

12. “You want to be constructively dissatisfied. “
Michael L. Eskew
Chairman and CEO, UPS Inc.

"If you are pained by any external thing, it is not this thing that disturbs you, but your own judgement about it."
Marcus Aurelius

"Be content if the smallest thing goes well and consider that to be no small matter. You can rid yourself of many useless things that disturb you for they lie entirely in your imagination.  Loss is nothing else than change."
Marcus Aurelius

"Patience and perseverance have a magical effect before which difficulties disappear and obstacles vanish."
John Quincy Adams

"The way to develop the best that is in a person is by appreciation and encouragement."
Charles Schwab

If you choose not to decide, you still have made a choice.
Rush lyrics - Freewill

“Service Excellence doesn't require as much emotional labor as service mediocrity.”
Price Pritchett - Service Excellence!

“The only thing we have to fear is fear itself.”
Franklin D. Roosevelt (1882-1945) Thirty-second President of the USA.

“I must not fear. Fear is the mind-killer. Fear is the little-death that brings total obliteration. I will face my fear. I will permit it to pass over me and through me.
And when it has gone past I will turn the inner eye to its path.
Where the fear has gone there will be nothing. Only I will remain.”
Frank Herbert - "Dune"

"Outstanding leaders go out of their way to boost the self-esteem of their personnel. If people believe in themselves, it's amazing what they can accomplish."
Sam Walton

"Hands that help are holier than lips that pray."
Sathya Sai Baba

“Many men owe the grandeur of their lives to their tremendous difficulties.” Spurgeon

“High standards are a magnet”
Boyd K. Packer

“A business that makes nothing but money is a poor business.”
Henry Ford

There's no on-off switch for caring, empathy, and showing respect. It's always on.
Marshall Goldsmith

"Coming together is a beginning. Staying together is sharing. Working together is success"
Henry Ford.

"I never learned anything from a man who always agreed with me."
Francis Bacon

"The most important trip you may take in life is meeting people halfway."
Henry Boyce

"One of the tests of leadership is the ability to recognize a problem before it becomes an emergency."
Arnold Glasgow

"If you are going to be a big time leader, you have to be able to get things out of your brain and into writing. If it’s not written down, it’s hard to get people to understand it and they can’t commit to it. And if they don’t commit to it, you don’t get the optimal execution."
Steve Bennett CEO Intuit Inc, 2004

“Do what you do so well that people will want you to do it again and will tell others what you do."
Walt Disney

“Without contraries there is no progression."
William Blake

"People won’t remember what you did. People won’t remember what you said. People will remember how you made them feel."
Neale Donald Walsch

"Honest disagreement is often a good sign of progress."
MK Gandhi

"Courage is what it takes to stand up and speak; courage is also what it takes to sit down and listen."
Winston Churchill

"We are what we repeatedly do. Excellence, then, is not an act, but a habit."
Aristotle

"No one can hurt you without your consent."
Eleanor Roosevelt

"Credibility is something you can earn only over time. And if you haven't earned it, you can't use it."
Lee Iacocca

"If I have seen further it is by standing on the shoulders of giants."
Sir Issac Newton

"Performance is a voluntary commitment"
Bipin Chandra
VP Knoah Solutions

"Get into situations in which failure isn't an option."
Francis Ford Coppola, Film Director and Entrepreneur

"If you want to improve something, start measuring it."
Peter Lewis, CEO, Progressive Insurance

"The greatest risk is not to take any risks."
Patrick le Quement, Designer, Renault

“…failure makes good. Through failure we can find ways to overcome. In failure we find new beauty.”
Suketoshi Matsuyama – Japanese Master Potter

“…by failing they will have learned in a way that will cause them to be successful every time in the future.”
Suketoshi Matsuyama – Japanese Master Potter

“Big hearts can make big works”
Suketoshi Matsuyama – Japanese Master Potter

“Power is assumed, not granted”
Laurie Beth Jones – Jesus CEO

"The key is really knowing yourself, knowing how to keep a positive mind-set no matter what's going on or what kind of day you're having."
- Cheryl Stearns, Skydiving Champion

“Displaying “management” characteristics will get you promoted to middle management. Displaying “leadership” characteristics will get you to the top. True leaders break things and take risks to build long-term value.”
Al Wasserberger Founder, Chairman and CEO, Spirian Technologies

"To be a leader is to be awake and alert, to be dissatisfied at all times."
"Perhaps the greatest lesson is that we have not loved enough, that we have not cared enough for our neighbor, that we have been competitive instead of compassionate, critical instead of kind."
Peter Koestenbaum

"You don't get points for intent, only for results."-- Annie Morita, senior vice president of marketing at Columbia TriStar

"If you dislike change, you're going to dislike irrelevance even more."
John Chambers - CEO Cisco Systems

“The goal of measurement is not to measure, but to improve business performance.”

"My job is to conduct the orchestra, not to play all the instruments"
Steve Bennett, president and CEO, Intuit Corp.

“To achieve … takes a special kind of leader—one who can see the correct course of action and take it immediately.”
Sun Tzu and the Art of Business: Six Strategic Principles for Managers by Mark McNeilly

“If you're not having fun, then you're probably not doing a good job.”
Founders - Fast Company

“The only certain means of success is to render more and better service than is expected of you, no matter what your task may be. This is a habit followed by all successful people since the beginning of time. Therefore, I saith the surest way to doom yourself to mediocrity is to perform only the work for which you are paid.”
Og Mandino

“Know your enemy. Crunch more than numbers. Invest in leaders. Release your dead weight. Establish clear, flexible objectives. Harness fear, use it. Exploit their weakness. Make them choose”
Ralph Peters A former U.S. Army lieutenant colonel