Am I Normal?thoughts
I finish other people's sentences in my head before they do
Predictive sentence completion is part of how the brain processes language — it continuously generates probable next words before they are spoken. The phenomenon is more noticeable with familiar speakers whose patterns you know well. Getting it right provides a tiny reward signal; getting it wrong can cause mild surprise.
Have you ever done this?
Be honest — have you ever done this?
Related fact
Language processing in the brain is so predictive that researchers can identify what word someone is about to say 500 milliseconds before they say it by reading brain signals.