Care killed the cat.
More German Proverbs:
No viper so little but hath its venom.German
He who would go further than his horse, must alight and go on foot.
German
The executioner is a keen shaver.
German
When a dove begins to fly with crows, its feathers remain white but its heart grows black.
German
Priests pay each other no tithes.
German
Meekness is the pride of the humble.
German