You’ve gotta keep control of your time, and you can’t unless you say no. You can’t let people set your agenda in life. — Warren Buffett, on <a href="http://www.fastcompany.com/3009536/leadership-now/why-productive-people-have-empty-schedules" target="_blank">why productive people have empty schedules</a> (via <a class="tumblr_blog" href="http://blog.fastcompany.com/" target="_blank">fastcompany</a>)