above (one's) score

Translations
выше (чьей-то) меры
He is trying to live above his score by buying expensive cars.
Он пытается жить выше своей меры, покупая дорогие машины.
Definitions
The phrase 'above (one's) score' refers to something that is beyond a person's ability, rank, or level of responsibility. It suggests that a task or situation is more advanced or difficult than what someone is qualified or expected to handle.
Words
score

noun
счёт
above

adverb
выше