get blood out of a stone

if making someone give or tell you something is like getting blood out of a stone, it is very difficult Collecting the rent money from him each month is like getting blood out of a stone. I tried to talk to her, but I may as well have tried to get blood out of a stone.

Common Names:

Name	Pronounced	Usage
London	LUN-dən	English (Modern)
Oliver	AHL-ə-vər (English), AW-lee-ver (German), O-lee-ver (Finnish)	English, German, Swedish, Norwegian, Danish, Finnish, Estonian, Serbian, Croatian, Macedonian, Czech
Seyed	-	Persian
Tanis	-	Near Eastern Mythology (Hellenized)
Sanctius	-	Late Roman
Olof	OL-of	Swedish