I picked up an English copy of the Culture Shock series of books at a bookstore in Japan that was focused on the US (where I was born). Hugely enlightening. The

I picked up an English copy of the Culture Shock series of books at a bookstore in Japan that was focused on the US (where I was born). Hugely enlightening. The biggest "ah ha" moment was how Americans always worried about owing people something, so they don't like to ask to borrow things or ask for help.