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

If you're always juggling several projects or constantly changing hobbies — then, you might be a multipotentialite *and* this might be the video for you: | TED

This Week on Sincerely, X: One Man's Path From Wall Street to ...