The person you can always rely on. He's one of a kind. He may seem the dumbest at times but he is one of the smartest person in the room at any given time. He is a person who has the best intentions for everyone but still somehow fucks up. But at the end of the day people always tend to love him for the way he treats everyone with love and care.

A phrase to describe someone who is cognitively degenerating. Synonym of "going off the deep end". Can have varying degrees of severity.

Reference to the song "Hey You" by Pink Floyd. The line "and the worms ate into his brain" makes no sense in an otherwise linear and literal narration throughout the lyrics.