(figuratively) to play the field, to play several sides at once, to keep plates spinning (especially in a romantic context)

all roads lead to Rome; there's more than one way to skin a cat

Alternative spelling of tous les 36 du mois

(informal) every day, every blessed day

you learn something new every day, every day is a school day

(informal) on every street corner, at every corner; everywhere

workers of the world, unite!

all cats are gray in the dark

there's no accounting for taste; to each his own; beauty is in the eye of the beholder

(figuratively) to put all one's eggs in one basket