keep (one's) chin up

Translations
не вешать нос
Even though he lost his job, he tries to keep his chin up.
Хотя он потерял работу, он старается не вешать нос.
Definitions
To remain cheerful and optimistic in difficult situations; to maintain a positive attitude despite challenges or adversity.
Words
chin

noun
подбородок
chin

verb
подтягиваться
keep

verb
держать