Few men spout words of wisdom like Sheldon Cooper does! If you're a fan of his crazy sayings, this officially licensed Big Bang Theory t-shirt might just be the best way to celebrate the holidays. Featuring the entire cast of the show behind him, this Sheldon Cooper t-shirt includes Sheldon himself wearing a Santa hat, making it an excellent choice for anyone who loves the hit television series The Big Bang Theory! Fans will immediately recognize the quote from an episode where Mr. Cooper tells it like it is to none other than Neil deGrasse Tyson, proving his nerd cred to the whole world.