Acceptance of failure, owning up to shortcomings, and sharing responsibility with team members, and having faith in the solidity of the team is not always an easy thing for a leader to do.
Early on in my managerial career, I did everything myself, believing in the adage that if I wanted something done right, I had to do it myself. I wanted to be successful and I wanted recognition. I closed deals myself and ran around and took care of business. I was successful, but tired.