9 Science-Backed Signs You’re Smarter Than Average

natalie portmanJason Merritt/GettyHarvard grad Natalie Portman speaks six languages.

What makes someone smart?

Here’s some signs why you are smarter than an average person. S

You’re not a smoker, you took music lessons, you’re the oldest child, you’re thin, you have a cat, you were breast-fed, you’ve used recreational drugs, you’re left-handed and you’re tall.



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