I watched I and II this weekend and it prompted old/new questions.

Yes, what happened to the bodyguards? Sonny commands Clemenza to arrange bodyguards to escort Michael to the city. So, why did Michael take a taxi to the hospital? He could have dismissed the bodyguards at the hotel. However, would they risk disobeying Clemeza/Sonny especially knowing that something bad could happen to Michael?

"Generosity. That was my first mistake."
"Experience must be our only guide; reason may mislead us."
"Instagram is Twitter for people who can't read."