Why too much optimism can derail your goals

A lot of people believe that being positive will lead to success. But too much optimism can have an unfortunate downside. A positive attitude can help you navigate challenges, and a can-do approach often propels you forward in life. We know that having the right mindset is an important piece of the success puzzle, but focusing solely on positivity can backfire if you want to deliver results, says Caroline Adams Miller, author of Big Goals: The Science of Setting Them, Achieving Them,...