A door must either be open or shut.
More French Proverbs:
He who is anxious for the death of another has a long rope to pull.French
After shaving there is nothing to shear.
French
Buy on the cannons, sell on the trumpets.
French
Liars need good memories.
French
He cannot be a friend to any one who is his own enemy.
French
Love makes time pass; time makes love pass.
French