That which leaks cannot stay full.
More Namibian Proverbs:
If your mouth turns into a knife, it will cut off your lips.Namibian
Only the mountains never meet.
Namibian
The bone given to you by the king is meat.
Namibian
Those who live together cannot hide their behinds from each other.
Namibian
It's easy to wad your neighbor's field.
Namibian
A fool laughs at himself.
Namibian