Definition of know one's own heart/mind
- She's a woman who knows her own mind.
: to perceive directly : have direct cognition of
: to have understanding of
: to recognize the nature of : discern
: belonging to oneself or itself
used to express immediate or direct kinship
: to have or hold as property : possess
: to have power or mastery over
: to acknowledge to be true, valid, or as claimed : admit
: one or ones belonging to oneself
What made you want to look up know one's own heart/mind? Please tell us where you read or heard it (including the quote, if possible).