Wedge Proverbs

They use a wedge to knock out a wedge. (Russian Proverb)
One wedge drives another. View proverb
German Proverb
A wedge from itself splits the oak tree. View proverb
Irish Proverb
Wood can only be split with a wedge that is cut from its own tree. View proverb
Kurdish Proverb
To a hard knot a hard wedge. View proverb
Spanish Proverb
A hard knot requires a hard wedge. View proverb
Latin Proverb