Really good advice there. The summary is: 1.) get 10 hours of sleep a night when working on new concepts; this is the key to being able to focus. 2.) Instead

Really good advice there. The summary is: 1.) get 10 hours of sleep a night when working on new concepts; this is the key to being able to focus. 2.) Instead of thinking you're stupid, be at peace and accept the fact that the subject matter is hard. Looks like a great book.