An Index, and a frequent SuperTrope.

In text, providing internal monologue is easy; the author simply writes down the character's thoughts.

In theater, movies, and television, giving internal monologue is trickier. These are the various methods of ExternalizingInternalMonologue.
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[[index]]
* AsideComment (a character speaks directly to the audience)
* CaptainsLog
* ConverseWithTheUnconscious
* {{Flashback}}, when seen through the eyes of one character.
* FloatingAdviceReminder
* GoodAngelBadAngel
* InnerMonologue
* InnerMonologueConversation
* TheManInTheMirrorTalksBack
* MirrorMonologue
* PictorialSpeechBubble
* PrivateEyeMonologue
* TheRashomon requires either this, or wildly different events.
* RebusBubble
* SurrogateSoliloquy
* SpeakingInPanels
* TalkingToTheDead
* ThinkingOutLoud
* WholeEpisodeFlashback when seen and narrated through one set of eyes.
[[/index]]
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