That it is important to recognize the big picture and how the pieces of the puzzle come together in the end. To listen and respect your team players and what they have of offer. Ask, how you can help to lighten the load. Share what you are comfortable doing.
Leadership comes in all shapes and sizes, it takes courage because of the evitable rejection factor.
Rejection of an idea doesn't mean your suggestion is not a valid one. It just means it might not be appropriate for this project. Then it becomes an opportunity to bring up another suggestion. In reality, it is a gauge to not only monitor yourself, but tells you the direction the teams wants to head in. A cooperative attitude goes a long way in many area of employment.