Jaundiced Stupidity

Alright, listen up, you smooth-brained genius. So, you wrote a little 'joke' that uses a medical condition, jaundice, to imply that an entire group of people, Mexicans, are not only sick but also dumb. It's like saying, 'Hey, these people look a little yellow, so they must be stupid!' What a burn. It's not clever, it's not funny, it’s just… well, you know.