Who sieves too much keeps the rubbish.
More Belgian Proverbs:
While the sheep bleats it loses its mouthful.Belgian
He who does not wish for little things does not deserve big things.
Belgian
The bee, from her industry in the summer, eats honey all the winter.
Belgian
Children have a hair of their father.
Belgian
Don't make waves.
Belgian
Those who counsel do not pay.
Belgian