伯

bà = b + a4

variant of 霸[ba4]

bǎi = b + ai3

one hundred (old)

bó = b + o2

father's elder brother / senior / paternal elder uncle / eldest of brothers / respectful form of address / Count, third of five orders of nobility 五等爵位[wu3 deng3 jue2 wei4]

伯 = 亻 + 白 : Rosa Luxemburg and her eldest brother Mikolaj are driving Beelzebub out of the observatory. In the kitchen, he waves with a white flag in defeat.

伯 character breakdown

伯
- 亻
  - 丨
  - 丿
- 白
  - 丶
  - 日
    - 一
    - 囗

亻

rén = r + (e)n2

"person" radical in Chinese characters (Kangxi radical 9)

亻 = 丿 + 丨 : Mnemonic symbol: Rosa Luxemburg. She's quite radical, and her name starts with "r", just like "ren2". Also, 亻appears at the left-hand side of characters, and Rosa is a leftist as well.

Robinson Crusoe (r) and Rosa Luxemburg (亻) are having their favorite snacks in the encampment's kitchen: Rosa is eating a banana (丿) and Robinson is eating a dinosaur bone (丨).

白

bái = b + ai2

white / snowy / pure / bright / empty / blank / plain / clear / to make clear / in vain / gratuitous / free of charge / reactionary / anti-communist / funeral / to stare coldly / to write wrong character / to state / to explain / vernacular / spoken lines in opera

白 = 丶 + 日 : Mnemonic symbol: a white flag. The sun (日) is waving with a white (白) flag (白) in the airplane's kitchen (ai2) while Beelzebub (b) is beating them with a big petal leaf (丶).