Dear David,

Excellent Article even with personal experiences and References!!!

Sleep is my favourite tool whenever I need to create something or focus on deeper topic studies ... Specially Power NAP of 15 to 30 minutes.

I mentioned in one of my articles

https://quantumthinker.medium.com/longer-life-how-ten-lifestyle-tips-can-increase-life-span-dd9568a5b1a2

https://quantumthinker.medium.com/productivity-a-directory-of-solutions-that-increase-your-productivity-by-100x-ba9cabbd103e