If you want to be a leader who inspires cooperation, trust and change — start by asking the question "Why?" Watch Simon Sinek's full talk for a deeper dive into the ideal model for inspirational leadership: http://t.ted.com/CCYKOW3 | TED

"You're going to become someone different — so you might as well be in charge of deciding who that person is going to be." | TED

Here are 3 important lessons on how to build a long, happy life — from the longest study on happiness: http://t.ted.com/dkU93Nd | TED