Archaic phrase, equivalent to the ancient Greek aphorism 'γνῶθι σεαυτόν'. Used in classical or literary contexts. The alternative form 汝自らを知れ is also attested.
See also: 汝自らを知れ
'Know thyself' is said to have been inscribed at the Temple of Apollo at Delphi.
Variant form with 自ら instead of 自身; same meaning and register.
A Japanese rendering of the ancient Greek maxim 'γνῶθι σεαυτόν' (Know thyself), using classical Japanese pronouns and imperative form.