not know A from a windmill

To be stupid. It references the vaguely similar shape of the letter A and a windmill. How do you manage to burn pasta? It's like you don't know A from a windmill.

Common Names:

Name	Pronounced	Usage
Erastos	-	Biblical Greek, Ancient Greek
Marshall	MAHR-shəl	English
Thucydides	thoo-SID-ə-deez (English)	Ancient Greek (Latinized)
Mee	[mi:]
Laverna	-	Roman Mythology
Langston	['læŋstən]