Revenge in cold blood is the devil’s own act and deed.
More German Proverbs:
Whoever invented work must not have had anything to do.German
Don't carry your head too high, the door is low.
German
To-day for money, to-morrow for nothing.
German
Take a horse to the knacker, and throw in bridle and saddle.
German
What can't be cured, must be endured.
German
Dumb dogs and still water are dangerous.
German