21 quotes from self-made billionaires that will change your outlook on money

• Anyone can build wealth, but your beliefs about money can affect how much wealth you’ll build.
• Just consider the world’s self-made billionaires – they got where they are today because of their attitudes toward money and success.
• We rounded up quotations about money from self-made billionaires for a bit of inspiration.

Building wealth is possible regardless of your financial situation or education. But your beliefs about money can play a huge role in whether or not you finish rich.

So why not look to those who have been there, done that for inspiration?

From investor Warren Buffett and entrepreneur Mark Cuban to tech mogul Jeff Bezos and media maven Oprah Winfrey, Business Insider rounded up quotations about money from self-made billionaires that will shift your perspective on business, investing, and success.

Many of their perspectives share a commonalities: they don’t measure success by the amount of money they make. Money isn’t the end goal and it doesn’t define them, but it’s important to invest it wisely if you want to build more wealth down the road.

Here's what some of the world's richest men and women have to say about money.

Emmie Martin contributed to an earlier version of this post.

"I will tell you how to become rich. Close the doors. Be fearful when others are greedy. Be greedy when others are fearful." — Warren Buffett, chairman and CEO of Berkshire Hathaway

Source: Good Reads

"There are very few people in the world who get to build a business like this. I think trading that for some short-term gain isn't very interesting." — Evan Spiegel, CEO of Snap Inc., on not selling to Facebook

Source: CNBC

"The reason I've been able to be so financially successful is my focus has never, ever for one minute been money." — Oprah Winfrey, business magnate

Source: Entrepreneur

"And I think the more money you put in people's hands, the more they will spend. And if they don't spend it, they invest it. And investing it is another way of creating jobs. It puts money into mutual funds or other kinds of banks that can go out and make loans, and we need to do that." — Michael Bloomberg, CEO of Bloomberg LP

Source: Google Books

"If we were motivated by money, we would have sold the company a long time ago and ended up on a beach." — Larry Page, Google cofounder and CEO of Alphabet Inc.

Source: Time

"I can understand wanting to have millions of dollars, there’s a certain freedom, meaningful freedom, that comes with that. But once you get much beyond that, I have to tell you, it's the same hamburger." — Bill Gates, cofounder of Microsoft

Source: MSN

"When a small business grows like eBay did, it has a multiplier effect. It creates other small businesses that supply it with intellectual capital, goods, and services." — Meg Whitman, former CEO of Hewlett Packard Enterprise

Source: Economic Times

"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, CEO of Amazon

Source: Investopedia

"You always hear the phrase, money doesn’t buy you happiness. But I always in the back of my mind figured a lot of money will buy you a little bit of happiness. But it's not really true." — Sergey Brin, Google cofounder and president of Alphabet Inc.

Source: via Janet Lowe's book "Google Speaks: Secrets Of The World's Greatest Billionaire Entrepreneurs, Sergey Brin And Larry Page"

"If you have less than $1 million, you know how to spend the money. [At] $1 billion, that's not your money...The money I have today is a responsibility. It's the trust of people on me." — Jack Ma, executive chairman of Alibaba Group

Source: Business Insider

"Money makes you more of who you already are." — Sara Blakely, founder of Spanx

Source: Forbes

"The financial markets generally are unpredictable. ... The idea that you can actually predict what's going to happen contradicts my way of looking at the market." —George Soros, investor and chairman of Soros Fund Management

Source: Investopedia

"As you start your journey, the first thing you should do is throw away that store-bought map and begin to draw your own." — Michael Dell, CEO of Dell Inc.

Source: Entrepreneur

"I never thought about becoming wealthy. It never crossed my mind. What really motivated me was to try to accomplish something." — Sheldon Adelson, chairman and CEO of Las Vegas Sands Corporation

Source: Jewish Press

"My goal was never to just create a company. A lot of people misinterpret that, as if I don't care about revenue or profit or any of those things. But what not being just a company means to me is not being just that — building something that actually makes a really big change in the world." — Mark Zuckerberg, CEO of Facebook

Source: Entrepreneur

"Wealth isn't the same thing as intelligence." — Larry Ellison, cofounder and CEO of Oracle

Source: Chicago Tribune

"Being confident and believing in your own self-worth is necessary to achieving your potential." — Sheryl Sandberg, COO of Facebook

Source: Good Reads

"My philosophy is that if I have any money, I invest it in new ventures and not have it sitting around." — Richard Branson, Founder of Virgin Group

Source: Thrillist

"Sweat equity is the most valuable equity there is. Know your business and industry better than anyone else in the world. Love what you do or don't do it." — Mark Cuban, entrepreneur

Source: Inc.

"When it came rolling in, the money affected us all. Not much, and not for long, because none of us was ever driven by money. But that's the nature of money. Whether you have it or not, whether you want it or not, whether you like it or not, it will try to define your days. Our task as human beings is not to let it." — Phil Knight, cofounder of Nike

Source: Good Reads

"When I look back on whatever my past has been and the successes, my greatest rewards have been the people and the relationships that I've had. The money has been an accident. I mean, it's a good accident, but I happened to be playing a game that I love." — Ray Dalio, founder of Bridgewater Associates

Source: CNBC