云
=
二
+
厶
:
Yu the Great (yu) had a little accident in the encampment's kitchen ((e)n2). She blew up her capacitor (二), and now there's smoke (云) everywhere. To be able to breathe, she puts on her fake nose (厶).
二
=
一
:
Mnemonic symbol: a capacitor, because the two strokes remind me of the symbol in electrical drawings. Albert Einstein (Ø) is experimenting with a capacitor (二) in the space station's bathroom (Ø4). He finds that it's uncomfortable to discharge a capacitor using two flutes (一).
there are no rivers to one who has crossed the ocean, and no clouds to one who has passed Mount Wu (idiom) / one who has seen the world doesn't stop at small things