lose oneself

Verb

Meaning

To lose one's way; to become lost.

(figuratively) To become deeply involved (in something) or overwhelmed by a (particular) sensation or emotion.

Source: en.wiktionary.org

astray

To dare is to lose one's footing momentarily. Not to dare is to lose oneself. Soren Kierkegaard

In every part and corner of our life, to lose oneself is to be a gainer; to forget oneself is to be happy. Robert Louis Stevenson

The one way of tolerating existence is to lose oneself in literature as in a perpetual orgy. Gustave Flaubert

Here to lose oneself forever is eternal happiness. Henry Suso