Better a slip of the foot than of the tongue.
More French Proverbs:
Where the wasp has passed the fly sticks fast.French
The less one thinks, the more one speaks.
French
Were the devil to come from hell to fight, there would forthwith be a Frenchman to accept the challenge.
French
One blind man leads another into the ditch.
French
As the wind so the sail.
French
No clock is more regular than the belly.
French