In 1899, after serving as a cadet for two weeks, Carl Sandburg, a future Pulitzer Prize-winner, was evicted from West Point. Why? He had failed two courses: arithmetic and grammar!
[Sandburg's classmate (and future general) Douglas MacArthur managed to graduate.]
Sources
B. Cerf, Good For a Laugh; Paul Stirling Hagerman, It`s a Weird World