Chacun prêche pour son saint = Every one has an eye to his own interest.
Premier
Nous sommes au premier = We are on the first floor.
Nous sommes en première = We are in a first-class railway carriage.
Le premier venu = (fig.) No matter who (or, whom); The man in the street.
*Les premiers vont devant = First come, first served.
[“Whoso first cometh to the mill, first grint.”—Chaucer.]
Il prend sur son sommeil pour étudier = He works far into the night.
C’est autant de pris sur l’ennemi = So much saved out of the fire; So much to the good.