不识高低

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.

识 = 只 + 讠 : Sherlock Holmes (sh) is inspecting the new arrival at the entrance of the space station (Ø2). It's a big advertising column (讠) with a cuttlefish (只) on it, to broaden the space station's inhabitant's knowledge (识).

高 = 亠 + 冋 + 口 : A skyscraper.

高 = 亠 + 冋 + 口 : Just in front of the aorta, a huge skyscraper has been erected. It's an important building, so there's a control checkpoint at the entrance, and Guy Fawkes has been hired to stand guard. To make him look more dangerous, he wears a beret. However there's no-one to check, so Guy Fawkes is bored and eats a mandarin.

高 = 亠 + 冋 + 口 : A skyscraper.

高 = 亠 + 冋 + 口 : Just in front of the aorta, a huge skyscraper has been erected. It's an important building, so there's a control checkpoint at the entrance, and Guy Fawkes has been hired to stand guard. To make him look more dangerous, he wears a beret. However there's no-one to check, so Guy Fawkes is bored and eats a mandarin.

低 = 亻 + 氐 : Dorothy Gale (di) and Rosa Luxemburg (亻) are in a hopeless situation. They are hanging down (低) from a foundation (氐) floating in front of the space station (Ø1) and away from it. In this hopeless situation their moods are very low (低) and they let their heads hang down (低).