have your head screwed on (the right way)

US /hæv jʊər hɛd skruːd ɑn (ðə raɪt weɪ)/
UK /hæv jʊər hɛd skruːd ɑn (ðə raɪt weɪ)/
"have your head screwed on (the right way)" picture
1.

kafası yerinde olmak, sağduyulu olmak

to be sensible and to have good judgment

:
She really has her head screwed on the right way; she always makes smart decisions.
Gerçekten kafası yerinde; her zaman akıllı kararlar verir.
You need to have your head screwed on if you want to succeed in this business.
Bu işte başarılı olmak istiyorsan kafayı doğru takmış olman gerekir.