14 successful CEOs and entrepreneurs share their best business advice

Regardless of how we define it, success can feel like a fleeting and often elusive target.

It takes confidence, passion, and drive to reach a level of success and then do what’s necessary to sustain it.

We’ve collected wisdom from 14 prominent CEOs and entrepreneurs who have seen drastic ups and downs throughout their careers.

Their advice is as appropriate for someone just starting out as for an industry veteran.

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Steve Jobs, Apple cofounder and late CEO

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Steve Wozniak, Apple cofounder

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Jack Ma, Alibaba Group founder and chairman

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Marissa Mayer, Yahoo CEO

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Mark Cuban, serial entrepreneur and ‘Shark Tank’ investor

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Barbara Corcoran, Corcoran Group cofounder and ‘Shark Tank’ investor

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Warren Buffett, Berkshire Hathaway CEO

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Jack Dorsey, Twitter cofounder and CEO/Square founder and CEO

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Richard Branson, Virgin Group founder and chairman

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Mark Zuckerberg, Facebook cofounder and CEO

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Aaron Levie, Box cofounder and CEO

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Lori Greiner, serial entrepreneur and ‘Shark Tank’ investor

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Marc Andreessen, serial entrepreneur and Andreessen Horowitz partner

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Michael Dell, founder and CEO of Dell Technologies