Former First Lady Michelle Obama turns 56 on Friday, January 17. <br />In honor of her big day, Business Insider rounded up some of her most inspiring quotes on work, success and relationships. <br />They include:<br />1. "Success is only meaningful and enjoyable if it feels like your own."<br />2. "When you've worked hard and done well, and walked through that doorway of opportunity, you do not slam it shut behind you."<br />3.
