Your mindset can determine whether your company succeeds. Learn the benefits of embracing positive thinking.

The considered wisdom in positive psychology is that to feel better, you just need to think happy thoughts. If this conjures up the song “I Whistle a Happy Tune,” then you’re on the right track.

We’ve all heard that thinking positively can change everything, but when it comes to intelligence, that idea falls short. Simply telling yourself you’re smart doesn’t automatically make learning ...