不可理喻

不 = 丆 + 卜 : Bruno Bear (bu) is setting up a wind wheel (丆) with a voodoo staff (卜) in the space station's bathroom (Ø4). He also puts a "forbidden" sign (mnemonic symbol for 不) on it, to make clear that it may not (不) be stopped.

可 = 丁 + 口 : Karl Marx (k) is challenging his abilities (可) in the elevator's living room (e3). He tries to force a nail (丁) into a mandarin (口), just by using his head. On top of that he tries to do so one thousand times, in order to create a bed of nails (mnemonic symbol for 可).

可 = 丁 + 口 : Alternative mnemonic symbol: kebab, from the pronunciation "ke". Karl Marx (k) is preparing a kebab (mnemonic symbol for 可) in the elevator's living room (e3). He also skewers mandarins (口) on the long steel nails (丁) and will only allow (可) his guests to eat the rest of the kebab if they eat their mandarins first.

理 = 王 + 里 : Li Qingzhao and Martin Luther King have the mission to find out the intrinsic order and inner essence of sunflowers in the space station. They grow a few sunflowers and care for them very meticulously, talking to them and everything.

喻 = 俞 + 口 : Yu the Great (yu) and Yu Xiulian (俞) are competing in the space station's bathroom (Ø4). Their subject is a mandarin (口) floating between them, and they both try and find better and better metaphors (喻) and allegories (喻) about the mandarin.

喻 = 俞 + 口 : Yu the Great (yu) and Yu Xiulian (俞) are competing in the space station's bathroom (Ø4). Their subject is a mandarin (口) floating between them, and they both try and find better and better metaphors (喻) and allegories (喻) about the mandarin.