V. Important.

don't confuse ambition, audacity, etc, with lack of humility. you can be ambitious and humble.

humility helps you attract team. humility helps you delegate when you have that team. humility helps you pick your battles and focus your resources. humility attracts investors. humility helps you get customers. humility helps you ask the real questions, uncomfortable questions about your current product and how its meeting customers needs. humility helps you cope with the infinite number of small setbacks in starting up.