The summary is:
The speaker talks about how he experimented with reducing his exposure to digital devices and stimulation, and how that improved his attention span, creativity and planning. He shares some research findings and personal anecdotes to support his points, and challenges the audience to try making their minds less stimulated for two weeks. He concludes by saying that the state of our attention determines the state of our lives.
Here are some possible key facts extracted from the text:
1. The speaker conducted an experiment where he limited his smartphone use to 30 minutes a day for a month.
2. He noticed that his attention span, creativity and planning abilities improved after the experiment.
3. He then challenged himself to do boring activities for an hour a day for another month, and observed the same effects.
4. He argues that the root cause of distraction is not the presence of external stimuli, but the overstimulation of our minds.
5. He suggests that we need to make our minds less stimulated by disconnecting from technology, rediscovering boredom and letting our minds wander.
6. He calls this mode of attention "scatter focus" and claims that it boosts our ideas and plans by allowing us to think about the past, present and future.
7. He concludes that the state of our attention determines the state of our lives, and that we can live better by making our minds more calm.