I mean, in a category like "most intelligent", who is going to compete with Einstein?
Plus, I've got Zeus, who figured out a way to overthrow the more powerful Titans. James Bond is no slouch, and the Mythical Roy Hobbs is, according to legend, the smartest man on earth. That's followed up with Merlin, one of the smartest men in history.
Lastly, we've got this guy:
Here's what Sam Jones said about him:
No one compares to Bill Russell. He was the smartest, most driven basketball player the game has ever seen. To this day, he remains the single most influential force in team sports of any kind
John Havlicek on Russell:
Remember that, in addition to being physically gifted, he was always the smartest player on the floor.