The world's wealthiest people didn't get that way by accident.

Whether by savvy investment or sharp business intuition or some exceptional combination of talent, grit, and circumstance, billionaires have clearly done something right. (And, in most cases, a lot of somethings.)

The next time you need a pick-me-up, consider these inspirational words from some of the wealthiest and most successful people on the planet.

  1. Success is a lousy teacher. It seduces smart people into thinking they can't lose. --Bill Gates
  2. You know, once you've stood up to cancer, everything else feels like a pretty easy fight. --David Koch
  3. I learned from my dad that change and experimentation are constants and important. You have to keep trying new things. --S. Robson Walton
  4. Once we realize that imperfect understanding is the human condition, there is no shame in being wrong, only in failing to correct our mistakes. --George Soros
  5. To do what you wanna do, to leave a mark--in a way that you think is important and lasting--that's a life well-lived. --Laurene Powell Jobs
  6. America, for me, is the country where, if you have something great to offer, you'll be valued highly. --Tadashi Yanai
  7. Vision is perhaps our greatest has kept us alive to the power and continuity of thought through the centuries, it makes us peer into the future and lends shape to the unknown. --Li Ka-shing
  8. If you're changing the world, you're working on important things. You're excited to get up in the morning. --Larry Page
  9. I don't like paying taxes, but I like sleeping at night. --Leonardo Del Vecchio
  10. It's better to hang out with people better than you. Pick out associates whose behavior is better than yours, and you'll drift in that direction. --Warren Buffett
  11. There is an immutable conflict at work in life and in business, a constant battle between peace and chaos. Neither can be mastered, but both can be influenced. How you go about that is the key to success. --Phil Knight
  12. I enjoy the hunt much more than the "good life" after the victory. --Carl Icahn
  13. I think frugality drives innovation, just like other constraints do. One of the only ways to get out of a tight box is to invent your way out. --Jeff Bezos
  14. One of the great responsibilities that I have is to manage my assets wisely, so that they create value. --Alice Walton
  15. When you deal with change, you have a couple choices: You can lead it and make the rules, or you can be a fast follower, or you can be a slow follower. --Charles Ergen
  16. All of us, in a sense, struggle continuously all the time, because we never get what we want. The important thing which I've really learned is, how do you not give up, because you never succeed in the first attempt. --Mukesh Ambani
  17. Don't ally your personal interests with the development of the company. --Wang Jianlin
  18. The biggest risk is not taking any risk.... In a world that's changing really quickly, the only strategy that is guaranteed to fail is not taking risks. --Mark Zuckerberg
  19. Great companies, in the way they work, start with great leaders. --Steve Ballmer
  20. I have had all of the disadvantages required for success. --Larry Ellison
  21. When you are on the management side, you still have to understand the artistic sensibility so that there is a dialogue with the creative side. --Bernard Arnault
  22. Obviously everyone wants to be successful, but I want to be looked back on as being very innovative, very trusted and ethical, and ultimately making a big difference in the world. --Sergey Brin
  23. And because no matter who you are, if you believe in yourself and your dream, New York will always be the place for you. --Michael Bloomberg
  24. Help young people. Help small guys. Because small guys will be big. Young people will have the seeds you bury in their minds, and when they grow up, they will change the world. --Jack Ma
  25. The three short years I spent at Harvard, where I lived with excellent people, taught me not only that I must know how to choose my partners but also that choosing excellent partners is a skill you can learn. Obviously, when you spend time with the best, you learn how to choose among them. --Jorge Paulo Lemann