grin and bear it
US /ɡrɪn ænd ber ɪt/
UK /ɡrɪn ænd ber ɪt/

1.
stringere i denti, sopportare in silenzio
to accept a difficult or unpleasant situation without complaining
:
•
I don't like my new job, but I have to grin and bear it for now.
Non mi piace il mio nuovo lavoro, ma devo stringere i denti per ora.
•
When things get tough, sometimes you just have to grin and bear it.
Quando le cose si fanno difficili, a volte devi solo stringere i denti.