One must howl with the wolves.
More French Proverbs:
When in doubt, Gallop!French
Everyone blames his memory, but never his judgement.
French
He that repairs not a part, builds all.
French
He is a fool who makes his physician his heir.
French
He, who more than he is worth doth spend, E'en makes a rope, his life to end.
French
When he was fifteen the devil was a good looking boy.
French