Working On Multiple Projects
Bright people would be glad if they were busy. These people knew their limits and would not have a hard time doing multiple projects. We might think that these people were lazy and did not do anything in their life. However, they were considering a different idea in their mind. For curious individuals, they could tell that sky was their only limit. We should expect that these people would learn a new language or create a bookshelf.
They Do Not Believe They Are Smart
The Dunning-Kruger effect claimed that lower IQ people always thought of themselves as higher than the rest. However, it was the opposite with the intellectual people. They might talk about how smart they were because no one could take that away from those people. Intelligent people were usually humble and would not boast their skills.