If the shoe fits wear it
sj a kaɾapusæ seɾəvir vistæa
In Portuguese Se a carapuça servir, vista-a.
This idiom is used in Portuguese to mean that if something applies to you, you should acknowledge it.
Example
"Ele foi acusado de mentir, e disse: "Se a carapuça servir, vista-a." (He was accused of lying, and he said: "If the shoe fits, wear it.")"