坐收渔利

坐 = 从 + 土 : Zapatista Zebra (zu) sits next to a rubber chicken (从) on a clay (土) bench (mnemonic symbol for 坐) in the observatory's bathroom.

收 = 丩 + 攵 : In front of the outhouse, Sherlock Holmes is proud to receive a honorary sledge hammer for his fine detective work. Everyone is so afraid of him that they hand him the sledge hammer from far away using a roast fork.

渔 = 氵 + 鱼 : One day, the fisherman (渔) caught a very beautiful fish (鱼), and because it could talk, he let it free again. When he got back to his wife Yu the Great (yu) and the water bottle (氵) they were living together in in the space station's kitchen (Ø2) he told her about the fish, and Yu the Great told him to go back to have him fulfill his wish. Long story short, they were living better and better lives, but at the end, they returned to their old water bottle (氵) again.

利 = 刂 + 禾 : Mnemonic symbol: the rocket Arianne, 亚利安娜.

Li Qingzhao (li) prepares to go back to earth in the Arianne rocket (利). In the space station's bathroom (Ø4) she prepares for the trip by stuffing lots of cereals (禾) into the rocket and sharpening (利) the tip of the rocket with a kitchen knife (刂).