The one sign that someone is highly intelligent, according to legendary philosopher Voltaire

https://fed.brid.gy/r/https://www.upworthy.com/the-one-sign-that-someone-is-highly-intelligent-according-to-legendary-philosopher-voltaire/?utm_source=rss&utm_medium=rss&utm_campaign=the-one-sign-that-someone-is-highly-intelligent-according-to-legendary-philosopher-voltaire