Potential signs of high intelligence include being messy and worrying a lot. As it turns out, smart people tend to sell themselves short. Check out the list below and see if any of these signs apply ...

In professional and social circles, intelligence is often highly valued. This societal emphasis can, paradoxically, lead to quiet insecurity, even among genuinely capable individuals. People who ...

We all knew that kid in school who aced every test. While that person probably was smart, chances are good they were also ...