Eagles catch no flies.
More Dutch Proverbs:
The frost hurts not weeds.Dutch
Who ventures to lend, loses money and friend.
Dutch
The generous man enriches himself by giving; the miser hoards himself poor.
Dutch
Nothing in haste but catching fleas.
Dutch
He has lost the nest-egg.
Dutch
Give at first asking what you safely can; 'tis certain gain to help an honest man.
Dutch