Sciencespeaking topic
When you drift off into empty daydreaming, your brain isn't resting; on the contrary a network called the 'default mode' kicks in and builds the past, the future, other people. So the moments you think you're doing nothing are the moments your brain is writing the most scenarios. Why does your mind never fall silent?
— default mode network
practice with this topic
Set the timer (5-30 min), take 20 seconds of prep if you like, start talking. Jot your thoughts onto the sticky-note board.
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