Ray Bolger, who played the Scarecrow (THE Scarecrow) was born 106 years ago today. In his honor, here’s a clip from Youtube in which the Scarecrow gets a Doctorate of Thinkology and makes reference to the Pythagorean Theorem — sort of. (The exact words of the Scarecrow are, “The sum of the square roots of any two sides of an isosceles triangle is equal to the square root of the remaining side. Oh, joy, oh, rapture. I’ve got a brain!”)

Ray, here’s to you! And remember: 106^{2}=56^{2}+90^{2}.