Как по Английски будет самому себе

pronoun

Used as the object of a verb or preposition when this is the same as the subject of the clause and the subject is stated or understood as ‘one’.

Примеры использования:

It is difficult to wrest oneself away

phrasal verb

To limit yourself to a subject or activity

Примеры использования:

I can never keep to a diet., i’m going to tell you something but i want you to keep it to yourself.