captain (someone's) own destiny

Translations
быть хозяином (своей) судьбы
He decided to captain his own destiny and started his own business.
Он решил быть хозяином своей судьбы и начал собственный бизнес.
Definitions
To be in control of one's own future or fate; to make decisions and take actions that determine the course of one's own life, rather than letting others or circumstances dictate what happens.
Words
destiny

noun
судьба
captain

verb
капитанить
own

adjective
собственный