keep (all) your wits about you

US /kiːp ɔl jʊər wɪts əˈbaʊt ju/
UK /kiːp ɔl jʊər wɪts əˈbaʊt ju/
"keep (all) your wits about you" picture
1.

garder tout son sang-froid, rester vigilant

to stay alert and be able to think quickly in a difficult or dangerous situation

:
You need to keep all your wits about you when driving in heavy traffic.
Vous devez garder tout votre sang-froid lorsque vous conduisez dans un trafic dense.
It's a dangerous situation, so keep your wits about you.
C’est une situation dangereuse, alors gardez votre sang-froid.