hear oneself think

: to perceive or become aware of by the ear

: to gain knowledge of by hearing

: to listen to with attention : heed

: a person's self : one's own self

: one's normal, healthy, or sane condition or self

: to form or have in the mind

: to have as an intention

: to have as an opinion

: an act of thinking

: relating to, requiring, or stimulating thinking