Necessity teaches even the lame to dance.
More German Proverbs:
Honesty lasts longest.German
Priestly knaves sweat hard at their meat, but never at work get into a heat.
German
Women are necessary evils.
German
No one betrays himself by silence.
German
Virtue would not go far, if a little vanity walked not with it.
German
Many a one threatens, while he quakes for fear.
German