is beyond me

something is beyond me

also it's beyond me

this is impossible to understand How they thought they could come in and out without anyone noticing is beyond me.

Name	Pronounced	Usage
Mien	MEEN	Dutch, Limburgish
Sa'd	-	Arabic
Kester	-	Scottish
Tharp	[θa:p]
Macaria	mah-KAH-ryah	Spanish
Whatley	['hwɔtli]