money that is easily earned is easily lost
l'argent facilement gagné est facilement perdu (l'argent facilement gagne est facilement perdu)
"He lost all his winnings in a day—easy come, easy go."
"Il a perdu tous ses gains en un jour—facilement gagné, facilement perdu" (Il a perdu tous ses gains en un jour facilement gagné, facilement perdu)
to date someone regularly and exclusively
to accept things as they come; not resist change
to be in a very good position for success
to encourage someone to express themselves
my patience has run out
to establish the mood or style for something