Over Explanation as a Signal
Launch library · evergreen read

An answer that goes on considerably longer than the question seemed to require, circling back to justify a simple point several times over, is sometimes a sign that the subject feels less confident about that particular answer than their words alone would suggest. Noticing this pattern requires tracking a subject's typical rhythm across the whole conversation, not just one answer.
This is not a universal rule; some subjects are simply thorough by nature and over-explain everything equally. The signal becomes more reliable when it appears as a departure from a subject's own established pattern, offered only around one particular topic rather than throughout the conversation.
Where over-explanation does seem to signal unease, the useful response is patience rather than interruption. Letting the explanation run its course, then asking a calm, direct follow up, usually serves the conversation better than cutting in partway through. Letting the explanation run its full course, then following calmly, tends to serve the conversation better than any interruption.