They Are Empaths
Intelligent folks tend to be more empathetic as well. This is an important trait because it shows how they deal with other people. It is also the reason why they tend to be good leaders who can handle working with a diverse group. Empathy is demonstrated by caring about how others feel. This includes reading the room and understanding what to do about it.
More Internet Savvy
It is truly amazing that we are one click away from learning new things. However, this does not necessarily make us smarter. The internet offers plenty of learning opportunities, but we have to do our due diligence and ensure that the information comes from the right source. Intelligent people are often equipped with internet savviness and media literacy. They often spend less time on the internet since they are familiar with how to retrieve the information that they need!