Fouro has a great post that hits on several topics (like many of his posts do), but the most important is this:
Understand that when guys like Harvard's Schein and the London School of Economics' Maister say "Culture matters more than strategy," they know of where they speak, they mean it, and it works.
This is a difficult part of a startup. It is easy to merge a new employee with an existing company culture, but to take a handful of people from different backgrounds and get them all on board to establish the culture you want (while you have a million other problems too) – well that takes time.
