Being humble may not seem like an obvious CEO trait, but the best leaders readily recognize that they don’t have all the answers, writes Silicon Valley CEO and author Sabrina Horn. “The best leaders have a realistic appreciation of their strengths and weaknesses,” she writes. “They are secure in knowing that they don’t know everything, and they have no problem asking for help, learning from others and even apologizing for their mistakes.” Horn, whose new book, “Make It, Don't Fake It: Leading with Authenticity for Real Business Success,” is coming out in June, looks at humility from a double lens of being a first-time CEO and advising executives as a consultant. Meanwhile, here’s a good read from SmartBrief about what humility in leadership looks like.