天災人禍

天 = 一 + 大 : Mnemonic symbol: an angel from heaven. Mother Teresa (ti) programmed a robot (大) to play a flute duet together with her in front of the anthill (an1). As they play their flutes (一) an angel (mnemonic symbol for 天) hears their heavenly tune and descends from heaven (天) to listen to them.

灾 = 宀 + 火 : Zorro (z) just earned his PhD and is celebrating it with a bonfire (火) in front of the airplane (ai1), but then he accidentally drops his graduation cap (宀) and his certificate into the fire! What a disaster (灾)!

人 = 丿 + ㇏ : Mnemonic symbol: Neanderthal Man (人). Robinson Crusoe (r-) is looking for snacks in the encampment's kitchen (-en2) when he suddenly spots Neanderthal Man (人). Neanderthal Man offers him a banana (丿), but Robinson Crusoe doesn't trust the present and pokes it with a finger (㇏).

祸 = 呙 + 礻 : Helga Horse (hu) tries on her new monk's cowl (礻) in the observatory's bathroom (o4), but she soon realizes a disaster (祸): in her monk's cowl, her breasts look lopsided (呙).