se soucier comme des neiges d'antan de

IPA(Pronunciation)

Verb

archaic

(直喩、古語) まったく気にしない (物事にまったく無関心である)

English Meaning

(simile, archaic) couldn't care less about (to be perfectly indifferent about a thing)

マルクは同僚の意見なんて全く気にせず、自分の直感に従うことを選び、周囲の期待に応えようとしない。

Marc couldn't care less about his colleagues' opinions, preferring to follow his intuition rather than conform to expectations.