noun, noun or participle which takes 'suru'
forsaking all else for one goal
A literary four-character idiom meaning to abandon ten thousand things to pursue one. Used for single-minded focus, often in formal or written contexts.
彼は捨万求一の精神で研究に打ち込んだ。
He devoted himself to research with a spirit of forsaking all else for one goal.
捨万求
A decision to abandon everything for one objective sometimes yields great results.