Your brain instinctively recognizes what makes you feel good. And among all the people in your life, it gives a very special place to your best friend. Her voice, her smile, her mere presence trigger ...

Source: geralt/Pixabay Defining friendship is elusive. Oprah Winfrey summarized it this way: “Lots of people want to ride with you in the limo, but what you want is someone who will take the bus with ...