Don’t throw away your old shoes until you have a new pair.
More German Proverbs:
Pardoning the bad is injuring the good.German
Too much humility is pride.
German
The biggest fools are those who are paid to be wise.
German
Windmills are not driven by bellows.
German
Greedy fowk hae long arms.
German
You don't need a teacher of wickedness.
German