痔

寺 = 土 + 寸 : Mnemonic symbol: a Buddhist shrine.

寺 = 土 + 寸 : Socrates built a Buddhist temple in the space station's bathroom. To protect it from being destroyed while floating around in zero gravity, he built a protective frame made out of mud around it. After finishing it he inspects it and thinks "thumbs up", because he is proud of his work.

疒 = 亠 + 广 : Napoleon started a war, and his first act is to parachute into the elevator's bathroom, wearing his military beret and all. He's lucky to have landed in the bathroom because unfortunately he's sick, with a colorful rash all about his skin and the urge to puke.