25 Motivational Quotes to Get You Excited for the Week Ahead

This piece originally appeared on AllBusiness.com.

Perseverance, hard work, kindness, drive, creativity and more will help you succeed. Here are some motivational quotes to inspire you for success at work:

1. “The greater danger for most of us lies not in setting our aim too high and falling short, but in setting our aim too low and achieving our mark.” —Michelangelo, sculptor

2. “When one door closes, another opens; but we often look so long and so regretfully upon the closed door that we do not see the one which has opened for us.” —Alexander Graham Bell, inventor

3. “I know the price of success: dedication, hard work and an unremitting devotion to the things you want to see happen” —Frank Lloyd Wright, American architect

4. “In a world that’s changing really quickly, the only strategy that is guaranteed to fail is not taking risks.” —Mark Zuckerberg, CEO and founder of Facebook (FB)

5. “The successful man will profit from his mistakes and try again in a different way” —Dale Carnegie, motivational speaker and author

6. “The true measure of a career is to be able to be content, even proud, that you succeeded through your own endeavors without leaving a trail of casualties in your wake.” —Alan Greenspan, economist

7. “There comes a time when you ought to start doing what you want. Take a job that you love. You will jump out of bed in the morning. I think you are out of your mind if you keep taking jobs that you don’t like because you think it will look good on your resume. Isn’t that a little like saving up sex for your old age?” —Warren Buffet, CEO and investor

For more on business advice, watch this Fortune video:

8. “The brick walls are there for a reason. The brick walls are not there to keep us out. The brick walls are there to give us a chance to show how badly we want something. Because the brick walls are there to stop the people who don’t want it badly enough. They’re there to stop the other people.” —Randy Pausch, author and college professor

9. “The first step towards getting somewhere is to decide that you are not going to stay where you are” —J.P. Morgan, American financier

10. “Do what you have to do until you can do what you want to do.” —Oprah Winfrey, Chairwoman and CEO of Harpo Productions

11. “No one of achievement has avoided failure, sometimes catastrophic failures, but they keep at it. They learn from mistakes. They don’t quit.” —President Barack Obama

12. “As long as you’re going to be thinking anyway, think big.” —Donald Trump, U.S. presidential candidate

13. “If at first you don’t succeed, try, try again. Then quit. No use being a damn fool about it.” —W.C. Fields, comedian

14. “Obstacles don’t have to stop you. If you run into a wall, don’t turn around and give up. Figure out how to climb it, go through it, or work around it.” —Michael Jordan, professional basketball player

15. “The difference between a successful person and others is not a lack of strength, not a lack of knowledge, but rather a lack of will.” —Vince Lombardi, Hall of Fame football coach

16. “There may be people that have more talent than you, but there’s no excuse for anyone to work harder than you do.” —Derek Jeter, professional baseball player

Read more from Fortune: 15 Quotes About Money From People Who Have Made Lots of It

17. “Achievement is largely the product of steadily raising one’s levels of aspirations and expectation.” —Jack Nicklaus, professional golfer

18. “The real secret of success is enthusiasm.” —Walter Chrysler, auto executive

19. “I’m convinced that about half of what separates the successful entrepreneurs from the non-successful ones is pure perseverance.” —Steve Jobs, Apple (AAPL) CEO and co-founder

20. “Always deliver more than expected.” —Larry Page, co-founder of Google (GOOG)

21. “No matter how brilliant your mind or strategy, if you’re playing a solo game, you’ll always lose out to a team.” —Reid Hoffman, venture capitalist and co-founder of LinkedIn (LNKD)

22. “Be nice to colleagues, customers, co-workers and everyone else you come into contact with at work. No one likes to deal with difficult unfriendly people.” —Richard Harroch, venture capitalist and author

23. “The secret of success is to know something nobody else knows.” —Aristotle Onassis, Greek businessman

24. “Be willing to do favors for people, freely and genuinely. Helping others succeed will reward you in the long run.” —Richard Harroch, venture capitalist and author

25. “Never make excuses. Your friends don’t need them and your foes don’t believe them.” —John Wooden, UCLA basketball coach