stew in one's juices

Verb

 * 1)  To be alone and self-absorbed in an uncomfortable state of mind, especially while experiencing the unpleasant effects of one's own actions.

Translations

 * Finnish: miettiä tekojaan
 * Icelandic: súpa seyðið af eigin hegðun, súpa seyðið af eigin gerðum
 * Italian: cuocere nel proprio brodo
 * Norwegian: steke i sitt eget fett
 * Russian: вари́ться в со́бственном соку́