What is "self-examining"

Usage examples of "self-examining".

She always got moodly and self-examining when she was tired, and for some reason she had been getting tired with alarming frequency.

If it were in human virtue to resist the invitation of this angelic girl, his was not the mind, strictly disciplined to right, self-examining and jealous of its own integrity, that should thus weigh its actions, and move only as approved by conscience.

Euthanasia was so self-examining, that she never allowed a night to elapse without recalling her feelings and actions of the past day.