Who makes no promises, has none to perform.
More German Proverbs:
On poor people's beards the young barber learns his trade.German
Tis the mind ennobles, not the blood.
German
That usury is a sin some hold, but take for granted they've no gold.
German
The better the fruit, the more wasps to eat it.
German
Idleness has poverty for wages.
German
If the landlady is fair, the wine is fair.
German