plough (a) lonely furrow

Translations
идти своим путём
He chose to plough a lonely furrow, refusing help from anyone.
Он решил идти своим путём, отказываясь от помощи кого-либо.
Definitions
To pursue a course of action or way of life independently, often in isolation and without support from others; to do something alone, especially when it is difficult or unpopular.