Set your sail according to the wind.
More French Proverbs:
A bad workman never finds a good tool.French
There is no old bread that cannot find its cheese.
French
The chicken that crows the loudest does not always give the biggest eggs.
French
If you would understand men, study women.
French
He, who kennels with wolves, must howl.
French
He is a fool who makes a mallet of his fist.
French