职业：你的职业必然教会了你什么

<span><br /></span><span><br /></span><p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal"><a target="_top" style="color:#4990E2;text-decoration:none;"><span><span>What one thing has your career taught you for certain?</span></span></a></p><span><br /></span><span><br /></span><span><br /></span><span><br /></span><span><br /></span><span><br /></span><span><br /></span><span><br /></span><span><br /></span><p style="color:#333333;font-weight:normal;font-size:16px;line-height:30px;font-family:Helvetica,Arial,sans-serif;hyphens:auto;text-align:justify;" data-flag="normal"><span><a style="color:#4990E2;text-decoration:none;"><span><img data-key="0" src="https://qph.fs.quoracdn.net/main-thumb-3777603-100-bwtjpsaxazumwkcaftitndayseynzypb.jpeg" alt="Sean Kernan" /></span></a></span></p><span><br /></span><span><br /></span><span><br /></span><span><br /></span><span><br /></span...