It's 2 hours and 20 minutes! If it's factual I'm sure they site their sources - link them here and I'll read them without the spooky music and scary imagery.
Potentially this TED talk? [ame=" https://www.youtube.com/watch?v=5MgBikgcWnY"]The First 20 Hours - How to Learn Anything: Josh Kaufman at TEDxCSU - YouTube[/ame]
OP hasn't responded in 20+ days *shrug* Jackablade , Glottis8 , or Blankslatejoe .. Would any of you like to take a crack at the next quote, to keep things moving?