navel-gazing

noun3

1. •
   The contemplation of one's navel as an aid to meditation.
2. •
   (disapproving) An excessive focus on oneself; self-indulgent introspection.

   • To whom, except to the author, could these narcissistic navel-gazings be of interest? — 1971
3. •
   (disapproving) A (disproportionate) concentration on a single issue.