When Maynard Webb became COO of eBay, he had a huge problem on his hands: The company had just acquired PayPal, and he had to not just fix what had become a dysfunctional culture at eBay, but now had to also integrate another company and create a shared mission for everyone. His first attempt to fix this totally failed. That's when Maynard learned the true secret of creating a great company culture: To fix the culture, you first have to fix yourself as a leader.