不良

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.

良 = 丶 + 艮 : Mnemonic symbol: A "thank you very much" card for being so good.

Everyday, Li Qingzhao (li) has been picking up the chewing gums (艮) from the ground of the anglepod's kitchen (ang2) with petal leaves (丶). One day, finally one guest approaches her and gives her a "thank you very much" card for being so good (良).