at heart
Idiom326/1,085used to say what sb is really like even though they may seem to be sth different
Heard in 13 movies · Cleopatra
I would rather have nothing. Remain what I am at heart.
Cleopatra (1963)92:59
Idioms · 326 of 1,085
used to say what sb is really like even though they may seem to be sth different